Battery Name: 3.7V 11Ah 18650 Lithium ion battery pack Battery Model: 1S5P FLC-18650-2200 Battery Keywords: 3.7V 11Ah 18650 Lithium ion battery pack,Lithium ion battery,Li-ion battery,Li-ion 18650 battery pack,portable device Li-ion battery pack,3.7V Li-ion battery pack,Samsung 18650 battery Battery Applications:Portable sampling equipment,industrial portable device,LED lighting 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: 3.7V 11Ah 18650 Lithium ion battery pack Cell 3.7V 2200mAh Li-ion battery Model 1S5P of FLC-18650-2200 Norminal voltage 3.7V Nominal capacity 11000mAh Charge method CC/CV Standard charge Constant charge current: 0.2C(2200mA) 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: 4-6A 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（W*H*L） 19.5mm*71mm*92mm Weight Approx. 230.0g