Features: Solar charge controllers equipped with necessary protections devices, the control parameters of system is adjustable, easy to set up and operate. Equipped with multiple protections functions in charge controller, including overcharge, overcurrent, temperature, reverse current, short circuits, and reverse connection protections. This solar charge controller features a high conversion rate of up to 98%, ensuring efficient energies conversion from solar panel to batteries. Monitors the charging status and voltages on the LCD display for improved control. The solar panel is easy to transport, install, hangs and remove. Suitable for most solar generators. Specifications: Materials: Polycrystalline Styles: 10Amp/20A/30Amp/40Amp/50A/60A/60A/80A/80A/100A Size: about 40x33x5cm/15.75x12.99x1.97inch Maximums power: 22W Open circuits voltages: 20V Maximums power voltages: 18v Short circuits current: 1.5A Maximums power current: 1.2A Package Includes: 1pc Solar Panel 1pc Solar Charge Controller note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.