2012 Up and down wall light led 1, AC 220V ,50-60HZ 2, Energy ... more than 50,000 h 4, 2 year warranty 2012 Up and down wall light led1, AC 220V ,50-60HZ2, Energy saving 90 ... (no delay),no damage with frequent switching and energy saving 90% than that of conventional down lights.Circuit Design: Isolated circuit design ... ,CCCLife time>50,000 hours 3W 5w 10w 20w 30w up and down wall light led