"10.10 purchase of this product can get 10rm coupon, only one day, (* consumption of more than 190rm*) Features - LCD Display - MPPT Battery charging - With 12/24V automatically adapt. - The control parameters can be adjusted to a variety of battery parameters work,easy to adapt to different characteristics of the battery. - Overcurrent, short circuit, automatic recovery after protections. - Has a strong charge, constant current, floating three-MPPT intelligent control. - Battery temperature compensation. - Dual 2.4A USB Specifications - Voltage: 12/24V - Current: 30A/50A/70A Package included: 1x solar charger controller 1x user manual "