5x Mr16 4w 4 Led Day White Energy Saving Spotlight Light Lamp Bulb 12v White Light

Brightness of 4W LED light = 50W Halogen incandescent Light.>90% Energy Save = 90% Money SaveDirect replace your old halogen lamp in your existing light system as it work on AC 12V and DC 12V. (Most traditional halogen incandescent lamp use AC 12V)This LED lamp generate much less heat than traditional lampSuitable for residential and commercial useNote:This LED lamp CANNOT work on AC 110V or AC 220V.This LED lamp work with all types of magnetic but not all electronic , because many electronic require a minimum load higher than 4 watt. So we recommend you check your fixture track and change power LED power supply if necessary. When you find the LED lamp flickering or even go out after just a few second, that's mean your transformer is not fit.(LED provide very low loading). You must make sure that the voltage of your existing power supply does not exceed 14 Volts with the LED bulbs installed. The easiest way is test your transformer with a multi-meter in prior.COLOR: Day White: 340LmBeam angle: 60 degree,25-30 degreeWatts:4WPackage Included:5x 4W MR16 LED DOWN LIGHTNote: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.