Ambient Temperature

Always keep the battery within these temperature ranges.

Operating temperature, charge	+5 to +40 °C (+41 to +104 °F)
Operating temperature, discharge	0 to +40 °C (+32 to +104 °F)
Transportation temperature	−20 to +40 °C (−4 to +104 °F)
Storage temperature	+10 to +25 °C (+50 to +77 °F)