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1.0 Introduction Thank you for choosing the BOMBFROG DW-15 (V2) watch. This watch contains major functions as below: Current time, alarm, chronograph, timer, pacer, dual time; Pedometer, calorie counter, sport mileage; Weather forecast, thermometer, altimeter, barometer, compass;...
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2.0 Button Introduction LIGHT(A):switch on EL back light for 3 seconds/zero-clear/delete data; MODE(B):function convert/press and hold will start setting;...
ALTI-(C):altimeter mode/decrease; COMP(D):compass mode; BARO+(E):barometer mode/increase. 3.0 Function Diagram...
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4.0 Current Time Mode—Function Display Function Display Top: weather forecast and press E button for 2 seconds will convert the following 4 functions, Weekday Temperature Altitude tendency chart Sea level air pressure tendency chart Medium: time...
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Bottom: date NOTE: If you want to achieve one accurate atmosphere temperature, you need to take the watch down for 20-30 minutes, in order to eliminate the influence of body temperature. 4.1 Current Time Mode-Weather Forecast Weather Forecast With the change of air pressure before, the watch will achieve the corresponding weather forecast, but it will be different from the actual weather;...
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Partly cloudy Cloudy Rainy This function only could display under current time and dual time mode. 4.2 Current Time Mode-Current Time Setting How to Set the Current Time 1. Under time mode, press and hold B button until the flashing icon “SET”...
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3. When the digit of second is flashing (selected), press E/C button to clear the digit to “00”. 4. When the other digit of minute, hour, year, month or day is flashing (selected), press E/C button to increase/decrease the digit (press and hold button to change faster);...
5.0 Pedometer Mode Under time mode, press B button to enter into pedometer mode and the step value will be 0; Under pedometer mode, press A button, EL back-light will last 3 seconds; Press and hold A button for 3 seconds to zero-clear the step value;...
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NOTE: The step icon will appear if pedometer starts; Only under pedometer mode, press and hold C button to switch ON/OFF pedometer. 5.1 Pedometer Setting Mode Under pedometer mode, press and hold B button to enter into setting and reviewing user information, the default setting of metric system will flash;...
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Metric/Imperial system: the default system is metric, press E/C button to convert metric/imperial system. After adjustment, weight and step distance unit will be changed automatically; Weight setting: the default value is 75 kg(165LB), the setting range is: 20-200KG/44-441LB; ...
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6.0 Pedometer Storage Mode 1. Under time mode, press B button two times to enter into pedometer storage mode, then will display the default data; 2. Under pedometer storage mode, press A button, EL back-light will last for 3 seconds; 3.
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7. Press E button to convert the data of each day sequentially (if any): steps-->distance-->calorie-->sport time...
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7.0 Alarm Mode-Alarm 1, Alarm 2 and Hourly Chime Alarm 1, Alarm 2 The watch contains 2 sets of alarm: alarm 1 and alarm 2, working independently; Press E button to convert among alarm 1, alarm 2 and hourly chime;...
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1 (2); 2. When alarm 1 (2) is ON, the icon will appear; 3. If the alarm icon appears, the watch will beep at the presetting alarm time every day, then press any buttons to stop the sound or it will stop automatically after 30 seconds;...
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How to Set the Alarm 1 and Alarm 2 1. Under alarm 1 (2) mode, press and hold B button until the flashing icon “SET” appears; 2. Press B button to convert between minute and hour; 3. When the minute or hour is flashed (selected), press E/C button to increase/decrease the digits (press and hold button to change faster);...
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8.0 Chronograph Mode-Switch ON/OFF Chronograph Chronograph Mode The watch contains functions of cumulative time and lap time; The digits are 0 in the first use or after zero clearing;. How to Switch ON/OFF the Chronograph 1. Under chronograph mode, press E button to switch ON/OFF the chronograph;...
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accumulative time; How to Reset the Chronograph Press and hold C button, the chronograph will be reset after it has been switched off. NOTE: The lap time before also will be deleted after zero clearing the chronograph. 8.1 Chronograph Mode-Record and Review Lap Time Lap Time ...
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How to Record Lap Time 1. When start the chronograph, press C button one time will record one lap (it will not influence the accumulative time); 2. The lap and time will be displayed; the watch will return to timing display after 15 seconds and the lap icon will disappear;...
9.0 Timer Mode Timer The watch will count down from starting time to 0; The starting time could be preset.
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9.1 Timer Mode-How to Preset the Starting Time How to Preset the Starting Time 1. Under timer mode, press and hold B button until the flashing icon “SET” appears; 2. Press B button to convert hour, minute and second; 3. Press E/C button to increase/decrease the digit (press and hold button to change faster);...
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9.2 Timer Mode-Timer Usage Timer Usage 1. After presetting the starting time, press E button to start/stop timer; 2. After stopping timer, press C button, then it will recover to the presetting value before. The watch will return to time mode automatically if there are no any button operations after pausing for 5 minutes.
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NOTE: Do not switch on EL back-light during timer. 10.0 Pacer Mode-Pacer Usage Pacer Introduction When start the pacer, the watch will work according to setting BPM; BPM setting ranges from 30 to 180, minimum step value is 5BPM;...
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Repeat the above mentioned steps, it could record cumulatively; Press and hold C button, the record will be cleared; Convert to other modes, the pacer will pause; return to pacer or chronograph mode, it will start beeping; 10.1 Pacer Mode-Pacer Setting How to Set BPM (frequency) 1.
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button to change faster); 3. Press and hold B button to save and exit. Walk in accordance with the beeping sound of watch (suitable BPM is 80-120). NOTE: To save the power, the watch will exit the pacer mode if it lasts over 8 hours.
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11.0 Dual Time Mode-Dual Time Setting Dual time and current time is working independently. How to Set Dual Time 1. Under dual time mode, press and hold B button until the flashing icon “SET” appears; 2. Press B button to convert minute and hour; 3.
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12.0 Altimeter Mode-Temperature and Altitude Historical Chart Function Display The watch contains 2 functions: temperature and altitude historical chart; Press E button to convert temperature and altitude historical chart; Temperature Display Temperature could be displayed with two units: degree Celsius (℃)
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or degree Fahrenheit(℉); Historical Altitude Display The watch could record the current altitude value automatically at every o’clock and generate the historical altitude chart; If the user wants to review the historical altitude value in the past 23 hours, press C button, then the corresponding altitude record and its recording time (flashing) will appear on the display;...
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(℉); Press and hold E button to convert the units as above. 12.2 Altimeter Mode-Absolute Altitude and Relative Altitude Absolute Altitude and Relative Altitude Absolute altitude is the vertical distance from the current location to the sea level; ...
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Why the altimeter needs to be adjusted? As the altitude value is calculated from the air pressure, but the air pressure varies often;. To achieve a more accurate value, the altimeter needs to be calibrated appropriately. 4 kinds of altimeter adjustment method ...
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NOTE: the above 4 methods work independently, if you choose one method, then the previous setting of other 3 methods will not work NOTE: the watch contains the feature of sea level air pressure correction automatically. It means that the sea level air pressure will be corrected automatically beneath one same altitude.
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Zero Altitude Adjustment 1. Under altimeter mode, press and hold B button to convert the following 4 kinds of adjustment method: zero altitude, absolute altitude, sea level air pressure and factory default setting; 2. Under zero altitude, press E button, the icon “NO” will appear; 3.
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following 4 kinds of adjustment method: zero altitude, absolute altitude, sea level air pressure and factory default setting; 2. Under absolute altitude, press E button, the altitude value will appear; 3. When the altitude value appears, press E/C button to increase or decrease the digits to the target altitude value (Press and hold the button to change faster);...
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following 4 kinds of adjustment method: zero altitude, absolute altitude, sea level air pressure and factory default setting; 2. Under sea level air pressure (SEAP), press E button, the SEAP value will appear; 3. When the SEAP value appears, press E/C button to increase or decrease the digits to the target SEAP value (Press and hold the button to change faster);...
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Factory Default Setting Adjustment 1. Under altimeter mode, press and hold B button to convert the following 4 kinds of adjustment method: zero altitude, absolute altitude, sea level air pressure and factory default setting; 2. Under factory default setting (F.DEF), press E button, the icon “NO”...
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(factory default setting)or “NO”(cancel the adjustment); 4. Press B button to save and exit. If “YES” is selected, then exit after icon “DONE” for 2 seconds. 13.0 Barometer Mode-Temperature and Air Pressure Historical Chart...
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Function Display The watch contains 3 functions: temperature, sea level air pressure and air pressure historical chart; Temperature Display Temperature could be displayed by degree Celsius (℃) or degree Fahrenheit(℉); Air Pressure Historical Chart The watch could record the current SEAP value automatically at every o’clock and generate the air pressure historical chart;...
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If the user wants to review the air pressure historical value in the past 23 hours, press C button, then the corresponding air pressure record and its recording time (flashing) will appear on the display; 13.1 Barometer Mode-Unit Convert How to convert between units ...
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2 kinds of Barometer Adjustment Absolute air pressure: adjust the air pressure value to the target one. Factory default setting: reset the watch to factory default setting. 13.2 Barometer Mode-Absolute Air Pressure Adjustment...
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Absolute Air Pressure Adjustment 1. Under barometer mode, press and hold B button to convert the following 2 kinds of adjustment method: absolute air pressure and factory default setting; 2. Under absolute air pressure, press E button, the air pressure value will appear;...
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decrease the digits to the target air pressure value (Press and hold the button to change faster); 4. Press B button to save and exit. 13.3 Barometer Mode-Factory Default Setting Adjustment...
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Factory Default Setting Adjustment 1. Under barometer mode, press and hold B button to convert the following 2 kinds of adjustment method: absolute altitude and factory default setting; 2. Under factory default setting (F.DEF), press E button, the icon “NO” will appear; 3.
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14.0 Compass Mode-Notices Notices Keep your watch away from magnets or magnetic objects; Pay attention to the difference between north magnetic pole and north pole, see more details afterwards; Calibrate the compass regularly. 14.1 Compass Mode-Direction and Azimuth...
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Direction As shown in figure, the direction of object B, C, D relative to object A is separately East, Southeast, Northwest; Azimuth Azimuth is one angle between the object and the true north (clockwise); As shown in figure, the azimuth of object B, C, D relative to object A is separately 90°, 135°, 315°.
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Compass Mode Display TOP: direction; Middle: azimuth; Bottom: current time; Digital compass rotation display (imitate the traditional compass); IDLE Mode The watch will enter into the IDLE mode automatically, if no any key operation for 1 minutes. Then press any buttons, the compass will be activated again;...
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If distortion is being detected, the flashing icon “OFFCAL” will appear; If it is being occurred, please re-calibrate the compass. See more details afterwards. 14.3 Compass Mode-Compass Mode Back Azimuth Back azimuth is opposite to azimuth (180°); Under compass mode, press C button to convert azimuth and back azimuth;...
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If back azimuth is selected, the icon “-” will appear. 14.4 Compass Mode-Applications of the Compass Determine the Current Location Choose two landmarks in the distance, like mountains, lighthouses, or buildings, such as mountain A and B as shown in figure;...
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corresponding back azimuth on the map, starting from mountain A and B; The crossing of two lines will be your current location; Determine the Accuracy of Heading Starting from A and ending at E, as shown in figure; ...
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What is Magnetic Declination As shown in figure, there are differences between magnetic north pole and true north pole. The angle between them is called magnetic declination; The size and orientation of magnetic declination depends on your location on the earth; ...
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world is given on Chapter 15.7; If the magnetic declination information of your city is not given, then it could obtain from the internet. 14.6 Compass Mode-Magnetic Declination Compensation Examples of Magnetic Declination Compensation Pay attention to the way of magnetic declination compensation, minus in west and plus in east ...
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TB=MB-WMB=323°W-23° TB=323°-23° TB=300° The true azimuth is 300°; Example 2: east magnetic declination is 22°and the azimuth (magnetic north pole) of object B is 278°, TB=MB+EMB=278°E+22° TB=278°+22° TB=300° The true azimuth is 300°. 14.7 Compass Mode-Magnetic Declination in Major Cities...
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When needs to calibrate the compass The watch needs to calibrate the compass in the following situations: first use; battery replacement; distortion status; the magnetic declination differs from the before one after changing location; How to calibrate the compass ...
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The compass accuracy will be improved if 2 modes are being operated together. 14.9 Compass Mode-Rotation Calibration Rotation Calibration 1. Under compass mode, press and hold B button; 2. Press B button to convert rotation calibration and magnetic declination calibration; 3.
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14.10 Compass Mode-Magnetic Declination Calibration Magnetic Declination Calibration 1. Check the magnetic declination of your location firstly; 2. Under compass mode, press and hold B button; 3. Press B button to convert rotation calibration and magnetic declination calibration; 4. Under magnetic declination calibration mode, press E/C button to increase/decrease to the target magnetic declination (press and hold the button to change faster);...
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15.0 Battery-Low Battery Reminding Low Battery Reminding Under low battery, the icon of will appear. Please replace the battery CR2032 immediately; Under extremely cold environment, the low battery icon will appear, and it will disappear in normal environment; NOTE: All the records of the watch before will be cleared, please keep the records and reset.
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16.0 Appendix-Major Functions Current Time Mode Hour, minute, second, AM/PM, month, day, weekday, temperature, barometer chart, altitude chart; Time Format 12/24 hour format; Perpetual Calendar 2004-2099; Weather Forecast 4 kinds of weather; Pedometer Mode Accuracy: 1 step; ...
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Cumulative time and 100 laps time; Lap review; Timer Accuracy: 1 second; Range: 99 hours 59 minutes 59 seconds; Beep sound; Pacer Range: 30 BPM to 180 BPM; Stepping unit: 5 BPM per step; Dual Time ...
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