... .Long shelf life 3.Excellent high & low temperature SC,C,D,F NIMH rechargeable battery pack charging, discharging, ... /cell at the environmental temperature of 20°C±5°C.Service life property As the working conditions ... be 500-1000 cycles.Self-discharge propertyAt 20°C, average self-discharge rate of the under charging ... at 0.C to 1.0V.Suitable temperature range for discharge is -40°C~+50°C. SC,C,D,F ...