The Sony VTC5A 18650 Battery is the best battery we sell for mechanical devices. With its high drain capacity it is the safest choice.
Nominal capacity: 2600mAh
Rated capacity: 2500mAh
Maximum continuous discharge current: 35A with 80Â° cut-off
Nominal voltage: 3.6V
Internal impedance: 13.0mOhm typical at 1kHz
Cycle performance: 300 cycles to 70% with 10A discharges.
Standard charge current: 2.5A
Maximum charge current: 6A
Charge voltage: 4.2V +/-0.05V