ACOPower 3-Watt x 200-Watt 40 Amp Mono All Black Solar Kits 40 Amp MPPT LCD Charge Controller, Mounting Brackets/Y Connectors/Solar Cables/Cable Entry housing for RV, 12-Volt Battery Charging This 3-Watt x 200-Watt Solar Kit is designed with off-grid in mind. Suitable to mount on RVs, green homes, cars, and boats. Packing List Solar Module: 3-pieces 200-Watt All Black Monocrystalline Charge Controller: 40 Amp MPPT Cables: 1 pair 30 ft. 12 AWG cable with female/male connector to connect to the charge controller, 1pair 8 ft. 8 AWG Tray Cable to connect the charge controller to your battery, Mounts and cable Entry housing: 3 sets of z-brackets and a waterproof cable Entry housing 2 Pair PV T/Y Connectors.