Designed for maintenance charging (trickle-charging) 12V lead-acid batteries that power jet-skis, motorcycles, ride-on lawn mowers, surveillance camera systems, home irrigation systems, electric fences, electric gates and garden lighting. Requires regulations from solar charge controller. Suited to KT Solar Controller Model No. KT70755 8 Amp PWM Solar Charge Controller. Easy direct connection to batteries with 3M PV cables with positive ( + ) & negative ( ) alligator clamps.