7.4V 4000mAh lithium ion battery pack for led light
Features
1.Place of Origin:Guangdong, China
2.Model Number:Li-lon26650
3.Nominal Voltage:7.4V
4.Nominal Capacity:4000mAh(2S1P)
5.Shape:cylindrical
6.Assembling:cells only or packs with PCB
7.Application:LED light...
8.Keyword:li-ion cylindrical battery 26650
Specification
NO | Item | General Parameter | Remark |
1 | Model | BB-7.4/4000 | |
2 | (0.5C) Standard capacity(0.5C) | 4000mAh | |
3 | Rated voltage | 7.4V | |
4 | Max. charge voltage | 8.4V | 4.2V Single Ave. charge Voltage |
5 |
Over charge protection | Over charge detection voltage | 4.25 | |
Over charge release voltage | 4.15 | |
6 | Standard charge current | 1-2A | |
7 | Charging time | About 1-5h | |
8 | Discharge cut-off voltage | 6V | 3.0V Single Ave. Discharge Voltage |
9 |
Over discharge Protection | Over discharge detection voltage | 2.8V | |
Over discharge release voltage | 3.0V | |
10 | Max. continuous discharge current | 1.5A | |
11 | Peak discharge current | 3A | |
12 | Short circuit protection | Detetion delay time | | Release condition | Cut-off load |
12 | Battery dimension | 52*65mm | |
13 | (Approx.) Total weight(Approx.) | About 170g | |
14 |
Operation temperature | Standard | 0ºC~45ºC | |
Discharge | -20ºC~65ºC | |
Storage | -20ºC~65ºC | |
Main applications:
1. Portable equipment: Laptop, camcorder, PDA, Digital camera, portable DVD etc.
2. Home appliances: Two-way radio, Walkie-talkie, Electric toys, Electric bicycles, Emergency lighting
3. Military equipment: IR telescope
4. Medical devices
5. Power tools
Payment Terms
1.We accept bank transfer(T/T) ,PayPal,Cash.
2.If you prefer other payment method,please contact us by email.
Shipping Terms
1.Samples order: sending by Express ( DHL/ UPS/ FEDEX/ TNT )
2.Bulk order: sending out by air/express/sea.
Warranty Instructions
1.We provide 2 years Warranty.
2.Warranty code: quality problems, defective goods can be fixed or replacement; Man-made damage, inflowing water, fault operation leading to short circuit or burning, damaged by carrier is out of our warranty.
3.Goods should be returned in original condition to qualify for a replacement or repair.
Advantages
1.OEM&ODM manufacture, design any of special shape, dimension and other requirements battery packs.
2.Good quality, competitive price, fast delivery, excellent service.
3. Wonderful package, stable shipment, 100% testing and inspection before shipment to insure the quality.
4.CE, RoHS, UN38.3, UL, MSDS certificates.
5. Quick action&response,every inquires will be relied within 24 hours.