Features This solar charge controller can help you automatically manage the work of solar panels and batteries in your solar system, compatible with 12V 24V, with stable performance and strong practicality. The solar charge controller adopts light control + delay control, adjustable charging and discharging parameters, shut-off memory function, precise control, sun protection equipment, 100% new and high quality, reliable and safe. LCD screen + control functions, including charging and discharging status display, cumulative power generation and discharge query, temperature display, I believe it can bring convenience to your life. The solar charge controller has a built-in overcurrent, short circuit, idle, reverse polarity and protection; the self-recovery protection does not damage the controller, extends the service life and has a variety of functions and obvious effects. The clamps of the intelligent controller of the solar panel battery have corresponding symbols and signs used to connect batteries, solar panels and DC loads. Specification: Item Type: Solar Controller Product material: ABS Voltage: 12V 24V Automatic identification Maximum current generation current: 10A/20A/30A Floating voltage: 13.7V/27.4V Low voltage isolation: 10.7V/21.4V Low voltage recovery: 12.6V/25.2V Working temperature: -20℃~+60℃. Package list: 1 x solar controller, 1 x temperature probe, 1 x manual (English language not guaranteed). Note: the controller generates heat when operating, please be careful to install the controller on a flat, well ventilated surface Package List 1 x Solar Controller 1 x Temperature Probe 1 x Manual