Hunan AUK New Energy Co., Ltd.
Hunan AUK New Energy Co., Ltd.
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3.7V 4000mAh Li Ion Battery Cells INR21700 Used In E-bike Scooter Battery
Specification:
| Battery Model | 3.7V 4000mAh 217000 Li ion Cells |
| Battery Size | 21*21*70mm |
| Nominal Capacity | 4000mah |
| Nominal Voltage | 3.6V, 3.7V |
| Max Charge Voltage | 4.2V |
| Charging Method | CC-CV (constant voltage with limited current) |
| Max.Charging Current | 1.0C |
| Max. Discharging Current | 3C~5C |
|
Operating Temperature
| Charge: 0 to 45 °C |
| Discharge:-20 to 60°C |
Li-ion Battery Feature & Advantage:
1. Safety: safest Li-Ion battery, CE ROSH approved, built in PCM/PCB, none fire or explosive
2. Clean and Green energy, no toxic material contained
3. Powerful battery
4. Long life cycle, 80% capacity remain after 500 times deep cycle.
5. No memory effect,highly efficient charge anytime, no reduction of capacity
6. Operation temperature: -20~70°C
7.Small size, light weight:
8. Good performance at high temperature and high temperature resistance
9. Low self-discharge rate: < 3% monthly
Li-ion Battery Application:
Toys, Power Tools, Home Appliances, Consumer Electronics, BOATS, Golf Carts, SUBMARINES, Electric Bicycles/Scooters, electric vehicles, Electric Wheelchairs, Electric Power Systems, Solar Energy Storage Systems, Uninterruptible Power Supplies, Electric Forklifts
Caution:
1. Use a specified charger.
2. Do not disassemble the battery.
3. Do not short circuit the battery terminals.
4. Do not throw the battery into fire or heat.
5. Keep the battery in a cool dry surroundings if it stands by.
Warranty:
*We warrant our battery for 1 year from the date of invoice of this product.
*Replacement items, if issued,do not restart or in any way extend the warranty period.
*AUK warrants this product to be free from manufacturer's defects for 1 year.
*The customer is responsible for returning the defective product to AUK,after repaired or rechanged,AUK are responsible for transportation the product to the customer.
*All replaced products or parts will become property of AUK.
Out-of-warranty products:
*The product is modified without AUK approval.
*Obvious attack of appearance whatever it is.
*The product is subjected to unusual physical or electrical stress, including physical damage, burnt components and broken connectors.
Shipping:
· Within 2-3 days after receiving payment(based on actual quantity).
· Tracking NO. will be sent to you after delivery, and we will track the goods for you until you receive all of them.
· DHL/FedEx/UPS: 8-10 workdays.
· Air Shipping: 5-7 workdays.
· Sea Shipping: 20-28 days.
· By train: 45-55 days .
Sample:
*Samples test are available.
*Can produce according to your sample.
*Can produce the battery according to your needs.
*Size,color,weight,terminal,etc can be produced by your requirements.
Business contacting:
*24-Hours Online. Your offer will be respond promptly.
*OEM, ODM, Wholesale are welcomed.
*Please feel free to contact us.
Hunan AUK New Energy Co., Ltd. (AUK Power)