Description - 100% brand new and high quality - Portable and durable, lightweight, easy to carry - This product is applicable to the12V/24V lead acid battery ,including GEL,UPS,wet battery and maintenance-free battery,Advanced pulse width modulation (PWM)technology is used to automatically charge batteries through a 4-stage charging cycle - The battery life can be significantly improved by digital pulse repairing method for the power chips of microcomputers - Constant voltage charging will bear ranged to provide various protections and avoid over-voltage, over-current,over-beating and electrode-positive,ect. - When the red indicator light of charging stops flashing or is dark,and as well as the current indicator fell to about 1bars condition,the charging mode will change to floating charging,means the battery charging being finished. - The 12V input when automatic charging mode,Full electric voltage of 13.8V to 14.3V,about 16V input when manual charging mode,must be artificial monitoring in case of overcharge if manual mode charging, suggest stop charging when the battery beating. - Do not block cooling hole or use the charger with the cooling fan off. Specification: Input Voltage: 220V Output voltage: 12V/24V Current: 12A peak for 12V,10A peak for 24V Power: 220W Frequency: 50-60HZ Length of output wire: 70cm Length of input wire: 125cm Dimension: 14*19*7cm Plug Specification: EU Plug, AU Plug, UK Plug, US Plug Package Included: 1 x Full Automatic Electric Car Battery Charger