DescriptionStandard E17 bulb socket, with professional and industrial appearance, compatible with E17 base bulbs. High temperature resistant, anti-burn and safe from electric flaming. Easy to install. Easy to use, just into existing socket.Features- Color: Transparent. - Material: Glass. - Size: 2.50X2.50X5.50cm/0.98X0.98X2.16inch. - Heat-resistant Temperature: 300. - Power: 39-42.1W. - Voltage: 110-130V. - Watt: 40W - Amp: 0.33A. - Luminous Flux: 360lm. - Average Lifespan: 1500 Hours. - Made of premium glass material, professional and sturdy. - With high heat resistance of 300, safer and more durable. - Easily solve your lighting problems. for oven or microwave. - This adapter comes in solid construction, high temperature resistant, anti-burning, safe from electric flaming. - Fit any standard E17 base bulb that meets energy efficiency standards.