?Dual fast charge circuit, 6A output per channel, makes charge speed more faster. ?DuaI TFT color screen,itdisplaythechargetime,cell voltage,real-time battery capacity and capacity percentage. ?Storage function is specialized designed for Typhoon H480drone battery, it will charge or discharge cell voltage to 3.85V automatically. ?AC Input 100-240V forworldwide use, no more adapters required ?Plug and play, easy to operation ?Short circuit, over current and over temperature protection,saferand more reliable. Button Operation Instruction ?Charge: charger will startcharging once press button; press button again to stop charging and come back to standby mode. ?Storage: Press the button for more than 2 seconds, charger will enter into storage mode; press button again to stop stotaging and come back to stand by mode.