cchina coal0001 18660760281 30W Cordless Mining Lights Keywords:cordless mining lights, mining cap lamp, miners light, rechargeable miners headlamp, led miners cap lamp , cordless mining cap lights, cordless coal mining lights Introduction of 30W Cordless Mining Lights 1.30W Cordless Mining Lights used good LED for the high bay light source, powerful. 2.Using aluminum alloy lamp housing. 3.Made by high precision lathe. 4.Gauzy cooling plate. 5.Driver circuit is imported with good quality and 3 years warranty. 6.low decay 7.long lifespan Parameter of 30W Cordless Mining Lights Input Voltage AC85-265V Power Frequency 50HZ-60HZ Total harmonic distortion 9% Power Factor >0.9 Shell Size 160XH200MM Power Efficiency >83% LED work Voltage DC30-36V LED Source Life 50000H