18650-4S Lithium Ion Cylindrical Battery 14.8V 7800mAh for Electronic Instruments
Features: Lithium ion (Li-ion) batteries feature high energy density, high capacity, light weight and high power. Li-ion batteries are one o f the most popular types of rechargeable battery for portable electronics, with the best energy density, no memory effect, and long shelf life.
1 Rated Capacity: Typical 7800mAh, Standard discharge after Standard charge
2 Nominal Voltage: 14.8V, Mean Operation Voltage During Standard Discharge After Standard Charge
3 Voltage at end of Discharge: 11V
4 Charging Voltage: 16.8±0.03V
5 AC (1KHz) Impedance New Cell Max.(mW) ≤420mΩ
6 Standard charge: Constant Current 0.5C, Constant Voltage 16.8V 0.01 C5 cut-off, Charge time : Approx 4.0h
7 Standard discharge: Constant current 0.2 C5A, end voltage 11V
8 Fast charge: Constant Current 1C5, Constant Voltage 16.8V 0.01 C5Acut-off, Charge time : Approx 2.5h
9 Fast discharge: Constant current 1 C5A, end voltage 11V
10 Maximum Continuous Charge Current :1 C5A
11 Maximum Continuous Discharge Current :1.5C5A
12 Operation Temperature Range, 60±25%R.H. Bare Cell
13 Storage Temperature Range: -20~25℃ for Less than 1 year, -20~40℃ for less than 3 months,60±25%R.H. at the shipment state
14 Weight Approx:595g
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