18-30x3W LED Driver Power Supply 600mA for 30pcs 3W High Power LED Chip Specifications: Working temperature: -20-80 Deg Input Voltage: AC85V ~ 277V 50/60HZ Output Voltage: DC54V~105V Output Current: 600mA TC: seventy five degree (MAX) TA: 50 diploma (MAX) Size: (L) 140mm*(W)45mm*(H)30mm Usage: Used for the 18~30pcs 3W LED Light Features: Adopts PWM technology. Makes the flexibility delivery has bigger cooling effect. Ensures that LED mild bulbs will final their complete lifetime. Aluminium Alloy Material Output open protection. Output short-circuit defense Package: 1pcs 18-30x3w led motive force