Weltool INR series lithium-ion batteries are original cells without additional protection circuits. When using, please make sure not to over-discharge or over-charge the battery. INR21-60 is a high-capacity 21700 rechargeable lithium-ion battery. This battery is a button top with a battery diameter of 22mm.
Note: This battery has a diameter of more than 22mm and is only suitable for Weltool F11R with BB11 extension tube
Battery model: INR21-60
Battery capacity: 6000mAh (measured capacity 5850mAh~6000mAh)
Internal resistance: ≤25mΩ
Nominal voltage: 3.60V
Maximum continuous discharge current at room temperature: 12A (0~35℃)
Continuous discharge current at low or high temperature: 6A (-25~0℃) or (35~45℃)
Charger peak charging current: 4.2A (15℃- 45℃)
Standard charging current: 3A (25℃ ± 2℃)
Overcharge protection voltage: 4.2±0.05V
Over-discharge protection voltage: 2.5±0.1V
After 600 cycles of charge and discharge, the battery still retains 70% capacity
Charging temperature: +0~+45℃
Discharging temperature: -20~+60℃
Battery size: 22.0±0.2 mm (diameter), 73±0.2 mm (length)
Weight: 73±2g
