Renogy 400 Watt 12 Volt Solar Panel Starter Kit with 4 pcs 100W Monocrystalline Solar Panel and 30A Wanderer PWM Charge Controller for RV, Boats, Trailer, Camper, Marine, Off-Grid Solar Power System

?Efficient Performance?The 400W Solar Panel Starter Kit will produce an average of 2kWh of electricity per day (Based on 5 hours of direct sunlight condition). The Cell Efficiency can reach 22%. The bypass diode can ensure the panel has an excellent performance in a low-light environment and the TPT back sheet dissipates excess heat to ensure smooth output performance. ?Solid Quality?Advanced encapsulation material with multi-layered sheet laminations protects cells from physical damage or distortion, improving cell performance and providing a long service life. ?Smart Function?The Wanderer PWM Charge Controller is compatible with four different types of batteries: sealed, Gel, Flooded, and Lithium batteries. It also features advanced 4-stage charging (bulk, boost, float, and equalization) to ensure your battery is efficiently and safely charged to 100%. ?Full System Protection?The Wanderer PWM Charge Controller has built-in protection to safeguard your systems, such as reverse polarity protection, battery overcharging protection, overload protection, and short circuit protection. ?Ready to Install?This Renogy 400 Watt Solar Panel Kit includes the equipment necessary for building a new system. The necessary cables, Z-brackets, Solar Y Branch Connectors and pre-drilled holes on the back frame of the panel allow fast and secure mounting.