5 Years Warranty

Acebeam Low Temperature 21700 - 4000mAh

-30℃ Low-Temperature Resistant high drain battery

Specifications:

Battery Size: 21700

Protected or Unprotected Battery: Protected

Model number: ARC21700L-400A

Battery Chemistry: Li-ion IMR

Nominal Voltage: 3.7V

Nominal Capacity: 4000 mAh

Operating Temperature Range: -30°C to 0°C

Dimensions:
Length - 2.945" (74.8 mm)
Diameter - 0.827" (21.3 mm)

Warning: Low-temperature batteries CANNOT be charged in low-temperature environments.