... /500W switch mode power supply,size;170*120*93mm,led driver,led power supply;bigger one PWM design, make sure the ... output voltage when you place the order) Output power:500w*7, Non-waterproof*8, CE & ROHS certificate*9, Working tempreture: -25 ... /500W switch mode power supply,size;170*120*93mm,led driver,led power supply;bigger one