Power:    AAA1.5V*2, 3VDC Standby Current: ≤10uAWorking Current: ≤150m..

Power:    AAA1.5V*2, 3VDC Standby Current: ≤10uAWorking Current: ≤150m..

Power:   Rechargeable Battery, 3.7V/900mahStandby Current: 2.8uA Working Current..

Power:   Rechargeable Battery, 3.7V/900mahStandby Current: 21.5uA Working Curren..