... -ion battery, NI-MH battery, Ni Cd battery, power, adapter, power bank. 2. charging and discharging functons About RFNT4 Universal ... the voltage (V), current (A), capacity (mAh), resistance (Ω) ,power output(W) information. It can charge, dis-charge and reacted the ... otherwise display “NG”Standby power consumption ≤1WWorking temperature0-40°C,20%-90% RH(Non Condensing)Storage temperature-20°C-65°C,10 ...