Specs: AC Input Voltage : 100-240V Display Type: 2x16 LCD Display Backlight Blue Case Material: Plastic Controls: Four Buttons Case Size: 112x100x51mm Weight: 321g PC Communications: USB Port for PC Control & Firmware Upgrade External Port: 2-4S Balance Socket-XH, Temperature Probe Socket, Battery Socket, Micro USB Port for PC. Delta Peak Detection for NiMH/NiCd: 3-15mV/cell / Default: 4mV/cell Battery Cutoff Temperature: 20°C/68°F - 80°C/176°F (adjustable) Charge Voltage: NiMH/NiCd: Delta peak detection LiPo: 4.18-4.25V/cell LiHV:4.25-4.35V/cell LiFe: 3.58-3.7V/cell LiIon: 4.08-4.2V/cell Balance Current: 200mA/cell Reading Voltage Range: 0.1-26.1V/cellBattery Types/Cells: LiPo/LiHV/LiFe/LiIon: 2-4cells NiMH/NiCd: 6-8cells Pb: 3-6cells Battery Capacity Range: NiMH/NiCd: 100-50000mAh LiPo/LiHV/LiFe/LiIon: 100-50000mAh Pb: 100-50000mAh Charge Current: 0.1A-6.0A Safety Timer: 1-120minutes off Charge Wattage: 60W Discharge Current: 0.1A-2.0A Discharge Cut-off Voltage: NiMH/NiCd: 0.1-1.1V/cell LiPo: 3.0-3.3V/cell LiHV: 3.1-3.4V/Cell LiFe: 2.6-2.9V/cell LiIon: 2.9—3.2V/cell Pb: 1.8V/cell Discharge Wattage: 10W Balance Cells: 2-4 cells Memory: 10 different charge/discharge profiles Charge Method: CC/CV for lithium types and lead (Pb) batteries, Delta-peak Sensitivity for NiMH/NiCd.