... ion battery, NI-MH battery, Ni Cd battery, power, adapter, power bank. 2. charging and discharging functons About RFNT4 Universal ... changeable batteries , like electric tools batteries, laptop batteries, mobile power bank batteries, DV batteries ,Camera batteries ,AAA batteries , ... Test passed will display “OK” otherwise display “NG”Standby power consumption ≤1WWorking temperature0-40°C,20%-90% RH(Non ...