Features: 1.Upgraded Charging Algorithm: Periodically or over discharge equalization charging for the battery, effectively preventing battery imbalance and vulcanization, and extending battery life. 2.Parameter Adjustable: Using temperature compensation, the charging parameters can be automatically adjusted. Automatic identification of 12V/24V system voltage. With power off memory function. 3.Electronic Protection: The advanced load starting method is adopted, and the large capacity load can also be started smoothly. Provide overcharge, overdischarge, overload, short circuit protection. 4.Intuitive Operation: LCD screen and one key man machine interface are provided. User friendly browser and dynamic interface design ensure convenience and speed. 5.Industrial Grade Design: TVS light protection, can work in all kinds of harsh conditions. Two solar panels can be connected, more efficient than other controllers. Specification: Item Type: Solar charge controller Material: ABS System Voltage: 12V/24V automatic identification Rated Power: Corresponding to current style 13 (12V); corresponding to current style 13 x 2 (24V) Boost Charging Voltage: 14.4V Charge Cut Off Voltage Value: B1: Battery (14.2V) B2: Ternary lithium battery (12.2V) B3: Battery (14.6V) Float Charge Voltage: 14.2 V (default, adjustable) Discharge Cut Off Voltage: 10.7 V (default value, adjustable) Discharge Recovery Voltage: 12.6 V (default, adjustable) Charging Recovery Voltage: 13V Light Controlled On/Off Threshold: Photovoltaic panel 8V (light controlled turn on has a delay) Standby Current: