... certified 2,different colors available 3,120sec timer 4.delivery time:7-15 days 5.carton size:72 ... 828 Specificatio 1, CE certificate, product quality certificate2, Different colors are available3, wattage: 4*9w4, 120sec timer5, vottage: 110v/ ... 3, It will stop when time’s up.4, Using 4*9w bulb, please replace the UV bulbs every ... , don’t shorten or use over time New style of nail lamp 36w nail uv lamp