Item Number: BB-GX53-3 (High Power LED) / BB-GX53-5 (SMD) Product: LED GX53 Lamps LED Qty: 3*1W / 10*0.5W Power: 3W / 5W Input Voltage: AC100~240V Luminous Flux: 150-250LM / 250-300LM Size: 74(Dia.) *37(H)mm Feature: l High Stable Power Supply l High Luminous Flux l Can replace traditional GX53 directly.