1、Reliable Work: Compatible with 12V 24V systems, can manage the solar panels and batteries with built in industrial micro controller. 2、Smart Control: 5V 2.5A dual USB output enable quick and flexible charging of phone, tablet, computer and other devices, very useful. 3、Easy Charging: Fast charging, large charging and floating charging 3 phase PWM charging control effectively prolong the battery life. 4、Safer Working: Has good protection with over current, short circuit, reverse connection, low voltage, overcharge, safe and reliable. 5、Practical Use: Suitable for solar power generation system, smart home, solar charger, solar ventilation system, solar light box, etc. Item Type: Solar Charge Controller USB Output: 5V 2A, maximum. Standby Current: <10mA Working Environment Temperature: -35℃~+60℃ 1 x Solar Charge Controller 1 x English User Manual