21700 4800Mah 3.7V Lithium Ion Battery
|Place of Origin:||CHINA|
Payment & Shipping Terms:
|Minimum Order Quantity:||100|
|Warranty:||12 Months||Battery Size:||21*70mm|
|Certification:||UN38.3 MSDS||Place Of Origin::||China|
|OEM/ODM:||Accept||Application:||Energy Vehicles, Medical Equipment,ebike|
21700 4800Mah 3.7V Lithium Ion Battery,
21*70mm 3.7V Lithium Ion Battery,
75g 3.7 volt lithium ion battery
1. Voltage:21700/3.7v 1s1p
2. Capacity: 4800mAh/5000mah
3. Weight: 75g
4. Dimension: 21*75mm
5. Certification: UN38.3/MSDS
1. Widely applied in Telecommunications, Audio and Video Devices, Information Devices...Etc.
2. Power bank,Flashlight,Mobile Headlight,GPS Traxker, Power bank,Flashlight,Mobile Headlight
3. Eye massage ,Stereo set,Humidifier,Electric toy,Tablet PC,E-book,POS,PDA,Medical device,ETC.
1) Excellent safety performance
2) Excellent storage performance and low self-discharge rate
3) Short circuit testing passed
4) Overcharge testing passed
5) Over discharge testing passed
6) 150C thermal shock test passed
7) 1.2m drop testing passed
Over 100 models certificated by CE/KC/UN38.3, with capacity from 20mah-10000mah, various dimensions for your needs. (contact us for model lists)
1,Q: What's the main product in Chargofangyuan?
A: Rechargeable battery. Li-ion, Lipo battery and power battery pack.
2,Q: What is overcharge?
A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode.
Observe changes in battery appearance.
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in
A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP
service, delivery time is 11-15 business days. Airline and sea shipping also available.
5. Q: What about after-sale service?
A: We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.