Solar Charge Controller Regulator Auto Switch Description Solar Controller 10a 12v/24v Solar Charge Controller Yueton Solar Panel Battery Regulator Safe Protection Features: 12/24V Auto Switch Solar Controller,automatic detection of the voltage. Overloading & short-circuit protection.Reverse discharging & reverse-polarity protection. Under-voltage and over-charging protection. Prolong the battery life cycle and keep the load work well. Easy to set up and operate.Suitable for small solar energy system. Automatically manage the working of solar panel and battery in solar system. Specifications: Rated voltage: 12V or 24V Rated charging current: 10A Rated load current: 10A Over Charging Voltage: 14V / 28V Over Charging Revover Voltage:13.2V/26.4V Floating Charging Voltage:13.2V/26.4V Over Discharging Voltage:10.8V/21.6V Over Discharging Recover Voltagey: 12.3V/24.6V Load over-voltage:16.5V/34V Load over recover voltage:15V/30V Max Solar Battery Open circuit voltage:25V/36V Working temperature: -20 ~ +60? Item size: 10.2 * 9.5 * 3.8cm Item weight: 145g Package size: 11 * 10 * 4.5cm Package included: 1 x Solar charge controller 1 x User manual Features: 12/24V Auto Switch Solar Controller,automatic detection of the voltage. Overloading & short-circuit protection.Reverse discharging & reverse-polarity protection. Under-voltage and over-charging protection. Prolong the battery life cycle and keep the load work well. Easy to set up and operate.Suitable for small solar energy system. Automatically manage the working of solar panel and battery in solar system.