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4.6. Command
After the device is powered on and automatically detects the signal value, the device will send a command every 5 seconds.
After the signal is detected, each sent command corresponds to a replied command.
If the device is in the detection state, the command will be sent.
If the device is activated or in the sleep mode, the command will not be sent.
4.7. Low Voltage Warning
When the device voltage is less than or equal to 2.4V, "!" will be displayed at the top of the screen to remind of the low
voltage.
5. Application
This device is mainly suitable for detecting the signal strength of gateway coverage
If multiple networks are in the same range, it may be misjudged.
6. Important Maintenance Instruction
Kindly pay attention to the following in order to achieve the best maintenance of the product:
• Keep the device dry. Rain, moisture, or any liquid might contain minerals and thus corrode electronic circuits. If the device gets
wet, please dry it completely.
• Do not use or store the device in dusty or dirty environment. It might damage its detachable parts and electronic components.
• Do not store the device under excessive heat condition. High temperature can shorten the life of electronic devices, destroy
batteries, and deform or melt some plastic parts.
• Do not store the device in places that are too cold. Otherwise, when the temperature rises to normal temperature, moisture will
form inside, which will destroy the board.
• Do not throw, knock or shake the device. Rough handling of equipment can destroy internal circuit boards and delicate
structures.
• Do not clean the device with strong chemicals, detergents or strong detergents.
• Do not apply the device with paint. Smudges might block in the device and affect the operation.
• Do not throw the battery into the fire, or the battery will explode. Damaged batteries may also explode.
All of the above applies to your device, battery and accessories. If any device is not working properly, please take it to the nearest
authorized service facility for repair.
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