Designed for portability within job site, 300 W Model WAL-RPS-WBC-2XSL10.5-LED includes 30 LED lamps producing combined 31,500 lm of light. Each 10 W bulb screws into molded E26 lamp socket and is enclosed in bird cage style plastic guard. String light system is powered by 140 Ah rechargeable battery bank mounted within wheelbarrow-style cart, which allows system to be used as source of emergency lighting during power outages or in remote locations without primary power sources.