Invest Solar Trolley Inverter With Solar Capability - 2400w,24vThe Invest Solar Power Inverter UPS is an electronic product designed and built to take low DC (Direct Current) voltage power from batteries, with the option of solar too, and convert it to standard AC (Alternating Current) power. Specifications: Provides backup power in the event of power outages. Automatically transfers to battery power when needed. Electronics remain on when switching over to batteries. Pure Sine Wave Inverter Gel solar batteries.