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| Categories | Lithium Battery Cell |
|---|---|
| Brand Name: | BAK |
| Model Number: | 21700 3.7V 500mAh |
| Certification: | CE ROHS MSDS UN38.3 |
| Place of Origin: | China |
| MOQ: | 100 |
| Payment Terms: | T/T |
| Delivery Time: | 3-5 days |
| Packaging Details: | Standard export carton package |
| Warranty: | 3months-1year |
| Chargeable: | Yes |
| Battery Size: | 21700 |
| Cycle life: | more than 500 times |
| Size: | 21*70mm |
| Weight: | 70g |
| CDR: | 2C |
| Application: | Toys, Power Tools, Home Appliances, Consumer Electronics, Golf cart |
| Company Info. |
| Shenzhen GreFlow Energy Co., Limited |
| Verified Supplier |
| View Contact Details |
| Product List |
100% Original 21700 batteries BAK N21700CG 5000mAh 2C rechargeable lithium ion battery
| Item | Specification |
| Nominal Capacity | 5000mAh by standard charge and discharge |
| Minimum capacity | 4900mAh by standard charge and discharge |
| Nominal voltage | 3.6V |
| Charge Voltage | 4.2V |
| Discharge cut-off voltage | 2.5V |
| Max charge current | 1C 25℃(not for cycle life) |
| Max discharge current | 3C 25℃(not for cycle life) |
| Storage temperature | 1 year :-20~ 25℃ |
| 30 months: :-20~ 45℃ | |
| 1 month:-20~ 60℃ | |
| Humidity range | 0~60% RH(non-condensing |
| Internal resistance | ≤ 30mΩ(AC Impedance,1000Hz) |
| Weight | ≤ 72g |



Main Application
Electric Power Systems
Home backup
Golf Carts
Electric Folklifts
electric vehicles
Consumer Electronics
Power Tools
Home Appliances
Electric Wheelchairs
Solar street light
Routers
Juicers
Digital Cameras/CCTV camera
LED lights LED
Portable fans
Amplifiers/Bluetooth Speaker
Car cleaners
projector
Massager
Battery Features:
1. High operation voltage.
2. High energy density.
3. Long cycle life, more than 2000 charge/discharge cycles ( 80%
capacity remained ).
4. Minimal self-discharge, less than 10% monthly.
5. Wide temperature range, operation from :-20°C~+60°C
6. Be charged & discharged at anytime because of non-memory.
7. Environmentally compatible.
8. High level of safety, vision Lithium ion batteries catch no fire
and cause no explosion in breaking
experiment, with acupuncture, smash, drop, and so on.
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