lii300 LCD 3.7V/1.2V Battery Charger with screen 5V 1ATo ... AAA ni-mhbattery, USB 5 v output.Product features:LCD display, capacity analysis, lithium battery and nickel metal ... mm (high)Charge Mode (charging Mode)1, when the charger plug charger all LCD screen instantly bright, if the battery is ... the End (rechargeable).Discharge Mode (capacity test Mode)1, the Discharge Mode is the battery first, then ...