... 3 energy saving LED ceiling light,high brightness LED spotlight,eyeshield LED cup light/lamp.parameter:item name: PR-1W3S-5.3lamp type/LED quantity: 1W/3 ... in constant-current power supply, small ripple, avoid light at high current impact of LED, decrease of LED light, to ... incandescent lamp 90%, than the traditional daylight lamp power 70%;6.Implement ISO9001 production management system, products ...