With this unit you wont need dedicated battery powered lights to shoot on location the lp 800x is a portable power inverter optimised for simultaneously powering up to three flash heads but also suitable for powering other 240v appliances such as continuous lighting laptops and fans the inverter also includes three usb outlets for charging phones electronic tablets etc despite packing enough charge to power three 300w flash heads for 400 full power flashes each the lp 800x is only abo