Prime LED 4W high power LED lamp adopt super bright LED, with output of 210-240LM, which is equivalent to 30-35W halogens. MR16/ E27/ GU10 Optional. Features 1. Power LED; 2. Energy saving and low power consumption; 3. Long life-span, above 50,000 hours; 4. Superior ability to adapt to the environment: indoor, outdoor in -40-65,humidity 65% can be normal safe operation 5. Durable and reliable with less maintenance costs 6. Adopt isolated switch driver, its not only safe, but also have the protection of over-loading 7. Constant current DC power supply, there is no stroboscopic. Parameter Item Mark Value Unit Current I 300(work current) mA Power P 4 W Led qty Pcs 4 Pcs Luminous flux lm 240 lm Diameter 50 mm Height H 62 mm Operating Temperature TOPR -25---60 Storage Temperature TOPR -40---80 Voltage VOLT AC/DC12V V Lifespan HOUR 50000 HOUR Power Factor PF 0.75 / Power efficiency 0.92 / |