1.Production Description The E27 use a high power led. It can work in 20~220Voltage range. The colour can been changed according to customer.(such as: warm white, white, blue, green, amber, red, and so on). The production have a beautiful sculpt, it's a really art when lighting. The E27 work in constant current, it can keep the light-flux at all time. 2. Operating condition: Description Symbol Min. Typ. Max. Unit Normal operating voltage VAC 20 220 230 V LED current @220 VAC ID 290 310 320 mA Operation dissipation P - 1.3 1.5 W Light beam Angle - - 80 Degree Operating temperature T -40 - +85 Storage temperature TST -40 - 100 3.Production picture and dimension Diameter: 50mm Height: 75mm 4. Burn-in Condition 1) Burn in voltage: 220 VAC in environment temperature. 2)Burn in time: 24hours 3)Heat sink material: Al 5. Material 1)The housing material: Al 2)1W led as the light 3)Use Fresnel collimator as lens, PMMA material 6. Attention item 1)When install or remove the lamp,please turn off the power 2)In general, the lamp is used indoor. If it be install outdoor, please add the waterproof device 3)The production have a widely operation voltage and angle. It can been used in 24VAC , 24V DC or 110~230V AC