EPSOLAR Viewstar VS1024BN PWM Solar Charge Controller 10A 12/24V With LCD Display for Solar Battery Charging EPSolar VS1024BN PWM 30A Solar Panel Regulator Charge Controller 12/24v Auto Work LCD Display User Adjustable Settings for Off Grid Battery Charging EPSolar 10A PWM Solar Charge Controller Prevents Battery From Being Overcharged and Damaged By the Solar Panel 12/24V Auto Work High Efficient Series PWM Charging Overload, Short Circuit, and Reverse Polarity Protected. Battery Temperature Sensor (BTS) is Included LCD Digital Display Provides System Information (Amperage, Voltage, Temperature, etc.