Specification for charger:

MODEL: SCH308F 30 minutes charger
Charging current: AA X4 4000mA AAAX4 1500mA
Input: 100V-240V 50/60Hz DC12V
Input form: Desktop. Universal plug and car charger
LED indication status: Red LED on??charging; Blue LED on??fully charged and on trickle charging; Red and Blue alternatively alarming??Alkaline and defective battery
End of charge detection Detection: Delta V, 0 Delta V, Temperature termination, Timer,
Battery Rescue function: Yes-Unique function(blinking impulse) to rescue or revive old infrequent used NI-MH batteries
Charging Time( For Reference)

Battery type
Battery capacity
Charging Time

AA Ni-MH
2000 mAh
40min

AA Ni-MH
2300 mAh
45min

AAA Ni-MH
800 mAh
35min