Features With 12/24V dual voltage system adjustment and screw crimp connection, the solar panel regulator supports a wide application. Adopts all metal convection heat dissipation shells, the digital LED tube of the solar controller shows the operating status. And this solar controller supports comprehensive overcharge protection and over-discharge protection, reverse polarity protection and short circuit protection as well as lightning protection. Simple one-click setting method, you can set on/off and light control and light and time control for 1 to 15 hours. The power generation controller ensures efficient battery management for secondary PMM charging. Specification: Item Type: Solar Controller Controller Model: SC-01E Technical parameters: Rated Voltage: 9.6V/11.1V/12V/12.8V/14.8V/22.2V/24V Overcharge protection voltage: yes. Over-discharge protection voltage: yes. Over discharge recovery voltage: yes. Maximum charge and discharge current: 10 A. Ambient temperature: -30-60 °C. Overload recovery time: 30 seconds. Self-consumption: 10 mA. Protection level: IP65. Size 1: approx. 30 mm / 1.2 inches. Size 2: approx. 106.5 mm / 4.2 inches. Size 3: approx. 59 mm / 2.3 inches. Size 4: approx. 5.5 mm. Size 5: approx. 119 mm / 4.7 inches. Package list: 1 x solar controller. 1 x user manual (English language not guaranteed) Package List 1 x Solar Controller 1 x User Manual