Battery Name: 14.8V 4400mAh 18650 LED lighting lithium ion battery pack
Battery Model: 4S2P FLC-18650-2200
Battery Keywords:14.8V 4400mAh 18650 LED lighting Lithium ion battery pack,14.4V Lithium ion battery,Li-ion battery,Li-ion 18650 battery pack,18650 torch battery pack,Li-ion 18650 LED battery,outdoor light Li-ion battery pack,Samsung 18650 battery
Battery Applications:Flashlight,LED light,outdoor light,industrial portable device
Battery Features:
1. UN38.3,RoHS,CE certificated Li-ion battery pack;
2. It could be customed by the clients' request;
1. UN38.3,RoHS,CE certificated Li-ion battery pack;
2. It could be customed by the clients' request;
3. We have a very good cooperation relationship with Samsung,we are their exclusive agent in South China since March,2015,so we can assemble this battery pack by Samsung 18650 cells for high-end products' application;
4. The anode materials is LiCoO2(Advantage: work voltage 4.2V-3.7V,charge/discharge voltage is stable,energy density is higher,cycle life is exceleent),the battery life cycles is over than 500 times and the capacity remains over 80% after 300 cycles;
5. Build in two-way protection IC circuit board, a single cell over charge protection voltage 4.20V±0.05V, over discharge protection voltage 2.7V±0.1V.
Battery Specifications:

14.8V 4400mAh 18650 LED lighting lithium ion battery pack
Cell 3.7V 2200mAh 18650 Li-ion battery
Model 4S2P of FLC-18650-2200
Norminal voltage 14.8V
Nominal capacity 4400mAh
Charge method CC/CV
Standard charge
Constant charge current: 0.2C(880mA)
Constant charge voltage: 4.2V/Cell
Charge cut off current: 100mA
Over charge Detecrtion voltage: 4.250±0.050V
Release voltage: 4.150±0.050V
Detection delay time: 1.0：±0.5S
Over discharge Detection voltage: 2.75±0.08V
Release voltage: 3.00±0.10V
Detetion delay time: 100±50mS
Over discharge current
Over current: 6-8A
Delay time: 10.0±5.0mS
Max. continuous discharge current 5000mA
Discharge cut off voltage 2.75V
Operating temperature Charge: 0 ~ 45ºC
Discharge: -20 ~ 60ºC
Storge ambient temperature
(charge 40-60%)
-20~60ºC less than 30 days
-20~45ºC less than 90 days;
20~20ºC less than 360 days
Battery dimensions（Dia*H） 37mm*37mm*135mm
Weight Approx. 370.0g