For all 12V valve-controlled maintenance-free lead-acid batteries (motorcycle battery, car battery, backup power, ups, emergency power, solar, audio, fire power, security power, ATVs and Lawn Mowers, Electric Sprayer)Short Circuit Protection, more safety when charge your battery.Keep track of your battery loading status via the LED indicators so that you know when to unplug and go. (Red = charging, Green = Battery full)Notice: Only for 12V Sealed Lead Acid (SLA) Battery!!! Do not use this charger on other battery.180 days quality assurance, any problems, feel free to contact us. Note: Only for 12V Sealed Lead Acid (SLA) Battery!!! Do not use this charger on other battery. For the first use, please connect an battery to active it to get the voltage output, or else there will no have output. Parameter: Input voltage: 100V-240V AC 50/60 HZ Output voltage: 14.2-14.8V suit for 12V car and motorcycle battery Output current: 1300mA Can be used on 12V Sealed Lead Acid (SLA) Battery ONLY Short Circuit Protection Multi Colored LED display for status indication Red Led on when charging Green Led on when fully charged For Indoor and 12V only Size(L*W*H): 7.3X4.8X2.9cm/ 2.87"x1.88"x1.14" (approx) Power Wire length: 60 cm Wire length: 90 cm Red clip connects to positive, Black clip connects to negative Charging time: Varies with the size of batteries 12V 5-7AH takes about 6 hours; 12V 9AH takes about 10 hours; 12V 15-25AH takes about 13-15 hours. Remove battery charger timely after fully charged.