... than 90% by ordinary bulbs Specificationshigh power 1w squre led ceiling downlight1.Size:dia60*60*x40mm2.View ... or other hazardous materials, accord with RoHS8. Working environment -20°C to 56°C, suitable for ... anti-moisture, no glare, no strobe light, protecting your eyes3) Imported light source, high brightness4) Instant on, no ... : 3-5 days for sample order, 7-10 days for bulk order. 3. Shipping freight ...