LED spotlight: MR16, GX5.3 Base Voltage: 12VAC or 12VDC Output: 3 watt cree chip, 120~140 lm Color available in: White, warm white, red, blue, green Beam angle: 50, 70 0r 120 degrees available Lifespan: More Than 60, 000 Hours Temperature: -40~70 degrees celsius Degradation: 3-5% 1kh