... , 140W, 150W,180W,210W all available. 3.3 Years Warrant Explosion-proof Led Tunnel Lights 120W, 140W, 150W,180W,210W all available. Features: 1 ... Range:50/60 HzTotal Harmonic Distortion:8%Working Temperature:- 40 C- + 50 CStorage Temperature:0 - 50 CWorking Humidity:10 % ~ 90 % ... RHJunction Temperature:70 C +/- 1 0% ( Ta= 25 C )System Resistance :1.4 C/ WDimension:56*40*17.5 cm