Features: Compatible with 12V and 24V systems. Floating voltage/LVD/LVR/Timer setting. 4-stage charge, Boost, ABS, Equalization and Float. Fashion and delicate appearance, lightweight, convenient to install and remove. Backlight LCD display, full screen display parameters, intuitive and clear data. Automatic induction: it will be auto open or close the load when you set the timer to be light and time mode. Equipped with industrial-grade microprocessor, practical dual USB interface, prolong your cell life cycle. Complete electronic protection: dual reverse current, over heat protection, under-voltage discharge protection. Short-circuit protection, open-circuit protection, over-load protection, over-charging protection, outage memory protection.