Description 1 Lithium Lead acid LiFePO4 battery type can be selectable 2 Fully automatic microprocessor control 7 stage charging processprovides the best possible and efficient battery charging 3 Charging voltage adapts to temperature to prevent over or under charging of battery 4 Can repair old and idle batteries 5 With reverse polarity protection short circuit protection over charge protection sparks free contact 6 With LCD screen showing voltage current battery power temperature etc Specification AC input 100 240 V 50 60HzOutput voltage 12 V 24 VOutput current 12V20A24V10ANo load output voltage 27 6VMinimum starting voltage 7 0VPower and load MAX 240WSize 158 x90x50mm 6 22 x3 54 x1 97 inches Suit for Lithium LiFePO4 Lead Acid AGM GEL EFB MF FLOODED VRLA SLA and Wet batteries Package Included 1X20A Car Battery Charger1X 3M Extension Power Cord1X Cable Clip1X Manual1X Retail Box