1、To control the charge of wind turbine generator battery 2、​Protect the wind generator and prevent the battery from overcharging 3、​Made of high quality material for long durability and stable performance 4、​Easy to install and convenient to use 5、Single phase and three phase for you to choose Features: To control the charge of wind turbine generator battery. Protect the wind generator and prevent the battery from overcharging. Made of high quality material for long durability and stable performance. Easy to install and convenient to use. Single phase and three phase for you to choose. Specifications: Condition: 100% Brand New Shell Material: Aluminum + Epoxy Resin Color: Black For Single Phase Rated Power: 300W Controller Output Current: ≥15A Weight: approx. 121g Connection Method: 2 yellow wires are connected to wind turbine generator, red wire for battery positive pole, green wire for battery negative pole. For Three Phase Rated Power: 300W Controller Output Current: ≥10A Weight: approx. 247g Connection Method: 3 yellow wires are connected to wind turbine generator, red wire for battery positive pole, black wire for battery negative pole. Package Included: 1 x Wind Turbine Generator Charge Controller