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The manufacturer reserves the right to change and release product firmware
updates and to keep this manual up to date.
https://www.okai.co

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Do you have a question about the ES50B and is the answer not in the manual?

Questions and answers

Jhunior
May 7, 2025

Mi scooter no funciona,lo máximo que acelera es hasta el numero 6

User image 681bf19145d98
1 comments:
Mr. Anderson
May 19, 2025

The OKAI ES50B scooter may only be accelerating up to 6 due to one or more of the following reasons:

1. Battery issues: The battery may be degraded or not holding a charge properly, as mentioned in the context where the user reports the battery running down quickly and reduced speed over time.

2. Red wrench light: The appearance of a red wrench light suggests a system warning or malfunction that could limit speed for safety reasons.

3. Charger problems: Faulty or incompatible chargers may not be charging the battery fully, affecting performance.

4. Overuse or wear: The scooter may be slowing down due to wear and tear or internal issues developing over time.

5. Safety limitations: The scooter may enter a safety or reduced power mode if it detects a fault or unsafe condition.

A diagnostic or inspection may be needed to identify the exact cause.

This answer is automatically generated

Summary of Contents for OKAI ES50B

  • Page 1 The manufacturer reserves the right to change and release product firmware updates and to keep this manual up to date. https://www.okai.co...
  • Page 2 ES50B Instruction Manual...
  • Page 3: Table Of Contents

    1.Introduction 1-1.Technical data..................1-2.Symbol Explanations................1-3.List of finished product and parts............2.Intended use....................3.Safety instructions 3-1.General safety instructions..............3-2.Battery safety instructions..............3-3.Safety instructions for battery charger..........4. How to use 4-1.Instructions for first use................. 4-2.Riding preparation................. 5.Maintenance,Cleaning and Service 5-1.Maintain....................5-2.Clean.......................
  • Page 4: Introduction

    Failure to comply with this user manual may cause serious injury to people or cause damage to the product. OKAI does not assume any responsibility for this. In order to be concise and easy to read, the OKAI E-Scooter will be referred to as “ product” in the following Content.
  • Page 5: 1-1.Technical Data

    1-1.Technical data Item ES50B Product Model Dimensions(Unfolding):length, 928*500*1095mm width,height Dimensions(folding):length, 928*500*510mm width,height N.W. 14KG Maximum Speed 25km/h Range ≤20Km Maximum Gradient Parameter Adapted terrain Flat Operating temperature 0~40℃ Storage temperature —20~45℃ IP Rating Finished productIPX4 Charging time 2A<3.5H Rated Voltage Rated Capacity 5.2AH(10 strings 2 parallel)...
  • Page 6 Product Model ES50B Item Brake stopping distance <10M Brake Brake Type Rear:drum brake Tire Size 8inch Tires Tire material Maintenance-free rubber tires Input voltage 100-240V Charger Output voltage Output current 75KG Max Load User >14 years old Recommended age 120-200cm...
  • Page 7: 1-2.Symbol Explanations

    1-2. Symbol Explanations DANGER IIndicates a hazard signal with a high degree of danger. If not avoided, death or serious injury may occur. WARNING A hazard signal that indicates a moderate hazard. If not avoided, death or serious injury may occur. CAUTION A hazard signal that indicates a lower hazard.
  • Page 8: 1-3.List Of Finished Product And Parts

    1-3. List of finished product and parts Grips Handlebar upper cover Meter Screen Finger thottle Button Brake lever Bell Headlight Foldable front steering tube Rear fender Buckle hook Frame Upper cover Brushless controller Rear hub motor Corrugated ring Front fork Front fender Frame lower cover 8inch Front wheel set...
  • Page 9: Intended Use

    China, please be sure to comply with the safety requirements for drivers in this manual. Zhejiang OKAI Vehicle Co.,Ltd. will not bear any direct or joint liabilities for any financial losses, losses of life, legal disputes, or any other unfavorable events that occur due to the violation of the recommended uses indicated in this manual.
  • Page 10 4. Do not use this product after taking alcohol, sedatives or psychoactive drugs, so as not to affect your judgment. 5. Keep a distance of at least 1m from pedestrians, other vehicles and any obstacles. 6. This product can only be used when the environment permits it and the personal safety of bystand- ers is guaranteed.
  • Page 11 36. It is prohibited to refit this product, including steering tubes, steering sleeves, steering rods, folding mechanisms and rear brakes. 37. Accessories and any additional items which are not approved by the manufacturer shall not be used. 38. When riding, the noise should not exceed 70dB. 39.
  • Page 12: 3-2Battery Safety Instructions

    3-2Battery safety instructions ·The battery should not be exposed to excessive heat such as sunlight, fire or the like. Otherwise there will be a risk of explosion! ·If this product is not used for more than 30 days, please fully charge the battery. ·Fully charge the battery every 90 days.
  • Page 13: How To Use

    4.How to use 4-1 Instructions for first use This section provides information on how to use the product correctly. To ensure user safety and service life, it is important to follow these instructions. 1.Open the cover of the package and take out the product manual and accessories. Product Manual*1 vehicle*1 wrench*2...
  • Page 14 3.Lift the pole, and then buckle the folder handle to fix the pole. 4.Insert the scooter head into the pole, then lock four screws to fix and tighten the hoop screw. Take out the four M5 screws and correspondingWrench, insert the M5 screws into the picture In the screw hole shown and tighten.
  • Page 15 5.Take out the intermediate paper card and take out the accessory box (charger). 6.Propose a scooter (for the first use, please activate it according to the instructions in the manual).
  • Page 16 7.Uncover the protective cover of the charging port, connect the charger, plug in the power source to charge and activate the vehicle. Plug in power Charging port Connect to the vehicle charging port 8.Function button: Short press the function button to turn on the product, and press it for about 3s to turn it off, Press the function button to turn on/off...
  • Page 17 9.Wear a helmet and protective gear. Please check the vehicle before each use. Press the brake lever to confirm that braking If the folding pole is loose power is normal. and shaking, tighten as soon as possible using stacker fixing screws. 11.After pedaling has the initial speed, 12.Release the acceleration handle to reduce use the acceleration handle to accelerate.
  • Page 18 13.To change the center of gravity when turning, 14.When you need to stop, release the acceleration handle to reduce speed, squeeze and brake the turn the handle slightly. handlebar. Lay down the foot support and let the vehicle lean slightly in the foot support direction so that the foot support touches the ground, and the vehicle can be stabilized.
  • Page 19 16.Folding operation ①Slide the sliding buckle on the folding ②Break down the folding wrench and hold the wrench up, riser with your hand to prevent the rise fall down; ③Put down the riser pipe and buckle the ④The vehicle can be lifted by holding the riser. hanging ring of the front of the scooter into the rear fender hook;...
  • Page 20 17.Activate the app Please scan the QR code to download the app (the system version and Bluetooth version are subject to the actual requirements of the app). You can find the cruise control function in the app, and discover more ways to use the scooter.
  • Page 21: 4-2.Riding Preparation

    4-2 Riding preparation Checklist: ·Wheels - check that the wheels are not damaged or excessively worn. ·Loose parts - make sure that all parts, such as nuts, bolts and fasteners are safe.Parts should not make any abnormal sounds. ·Operating area-make sure that the operating area is open and flat without any obstacles. ·Laws and requirements - check and comply with any local laws or regulations.
  • Page 22: 5-3.Storage And Transportation

    5-3. Storage and transportation ·Store the product in a dry, clean place, out of the reach of children, preferably in the original packaging. ·During transportation, turn off the product. ·The product can only be shipped in its original packaging. Don't throw away the packaging because shipping the product may be required in the future.
  • Page 23: Explanation Of Error Code

    7.Explanation of error code Error Error name Cause Method of removal number The instantaneous output Overcurrent The controller output current is current of the controller exceeds protection less than 17A and then recover the current limit range(17A) 1. The fault is resolved Undervoltage When the battery voltage is lower automatically after charging...

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