• Maximum power: 90 – 260 V, 250 W, heat resistant, temperature 80 °C. • Safe and reliable: the E27 base socket is made of plastic, high temperature resistant, corrosion resistant, and anti-burn. • Application: great replacement for any Edison E26/E27 screw bulb, with a ring for lamp shapes. • Ideal for any home: suitable for bedroom, living room, kitchen, office, etc. • Note: do not close the lid before connecting the cable, it is a self-locking lamp holder. • When your bulb needs replacement, our Edison ES screw socket is a good choice. • Provides the simplest solution to your home's light adapter problems. • Easy to install for anyone without risk of injury. • Works perfectly, making your room brighter. • If you find that the converter is not working, it may be that the bulb is not installed correctly. • If you place these bulbs outside, use petroleum jelly or silicone electrical grease on the threads.