... .Less heat phenomenon 3*1w Mr16 led spotlight,led lamp 220V1.Energy-saving and low cost.the LED cup light can save power over ... 80%.2.Life expectancy 50,000hours,is 10times of traditional lamp cup.it ... fluently switch on and off.6.Conveniently instantion.Used standard lamp holder,directly changehalogen,incandescent and fluorescent lamps.7.Luminous efficiency ...