POTEK 10-Amp/130-Watt 12-Volt Solar Charge Controller Battery Regulator for Solar Panel Savings for you! The charge controller supplied by solar energy and have requirements power EMI indicator .For monitor the real-time currency, volt and electricity output volume statistics when charge or discharge is proceed The product provides overcharge, over-discharge, overload protection, as well as short-circuit and reverse-connection protection. Easy to set up and operate:Suitable for small solar energy system. User friendly easy to read two led display shows that your battery is fully charge or is charging What You Get: POTEK 1 solar charge controller,full 18-month Worry-Free Warranty and friendly customer service