... LED power adaptor IP67 2.Our products are exported to England, America ..... Product features: 1. A constant voltage, constant current output options; 2 ... . Have the best over-current, over voltage, short circuit, over temperature, over power protection; ... voltage: 100 ~ 240V, 47 ~ 63HZ; Output Power: 300W; Efficiency:> 90% max.; Power Factor:> 0.92; Surface temperature: <60 ° ...