1、Multiple battery types are supported, such as lithium ion batteries, lithium iron phosphate batteries and lead acid batteries. 2、This solar charge controller has LCD backlight function, easy to read in dark places, simple button operation. 3、Display battery power, voltage, current and charge and discharge status, daily power statistics, adjustable charge and discharge control parameters. 4、The charge controller provides load, over current, short circuit protection, battery over discharge, over voltage, low voltage protection, battery reverse connection protection and battery reverse discharge protection. 5、The product is made of aluminum alloy, which can improve battery life, and its small size makes it easy to install almost anywhere. Item Type: Solar Charge Controller Material: Aluminium alloy Model: CM3024 Rated Voltage of Lead Acid Battery: 12V/24V Maximum Charge and Discharge Current: 30A Product Size: Approx. 18.5 x 9 x 5 cm / 7.3 x 3.5 x 2 in Solar Panel Input Voltage Range: Maximum 18V-450W/36V-900W Load Working Time Setting: 1-24 hours adjustable Charging Mode: PWM Overvoltage Protection: 17V/34V Fully Disconnected: 13.7V/27.4V Undervoltage Disconnection: 10.5V /21V Over Discharge Recovery Voltage: 12.2V/24.4V No Load loss: ≤10mA Circuit Depressurization: ≤170mV Temperature Compensation: -4mv/cell/°C Wiring Specification: ≤7# ANG (16mm²) Working Environment Temperature: -25℃-55℃ Weight: Approx. 327g / 11.5oz 1 x Controller 1 x Manual 1 x Connector