ECO-WORTHY 100 Watts Solar Panel + 20A LCD Display PWM Charge Controller + 30 Feet Solar Cable Adaptor for Off-Grid RV Boat Kit Ideal Daily Output: 500W (depending on the availability of sunlight). Basic component for off-grid solar panel system, caravan, RV, boat, Green house solar panel system. Controller protection system: Build-in short-circuit protection, open-circuit protection, reverse protection, over-load protection. Comes with 1pc 16ft Red and 1pc 16ft Black Solar Cable with MC4 Connector makes it easy to set up. Corrosion-resistant aluminum frame for extended outdoor use, allowing the panels to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa), Lightweight anodized aluminum frame and reinforced Safety and anti-Reflection coated glass 3.2mm thick (tempered + patterned). Polycrystalline Solar Panels are ideal for many off-grid applications and its corrosion-resistant aluminum frame allows for extended outdoor use. Waterproof IP-65 Rated Junction Box: Advanced water and dust proof level (complete protection against environmental particles and low pressure water jets). Rated Discharge Current: 20A. Easy to use: Comes with a display that can clearly indicate the status and data, it can be conveniently switched modes and parameter configuration, suitable for home, industrial, commercial etc. Battery Voltage: 12V/24V. Auto. Adjustable power rate with dual USB ports. 4-Stage(EQU, Bulk, ABS, Float) charge management and 4-Stage PWM charge. Automatically manage the working of solar panel and battery in solar system. USB Output Voltage: 5V/3A. Two usb socket, can charge two devices simultaneously (Note: power from batter, not from solar panel).