E27 Screw Wireless Remote Control Lamp Light Bulb End Cap Holder Switch Socket 220V Description: Wireless remote control holder for E27 bulb. Change the bulb with this lamp holder, it can remotely control your lighting system. ON / OFF two buttons on the remote control to control the lamp ON / OFF. Suitable for family, office, factory, etc. Characteristics: Wireless remote control holder for E27 bulb. Up to 20 meters remote control distance in open area. Adopt Surface Acoustic Wave (SAW) frequency stabilization technology, the frequency is very stable and reliable. Imported IC coding contains millions of different codes, and neighbors will not produce similar products using the crossover phenomenon. Easy installation and convenient for home use. Technical data: Standby Current: 220V 50uA ( 0.015W） Working voltage: AC180 250V (50/60 Hz) Operating frequency: 315MHz Control Distance: 10 （Internal Partition Wall） Shell material: plastic Size: Approx. 11 x 7 x 3 cm / 4.33 x 2.76 x 1.18 inch (height x maximum diameter x minimum diameter) Color: as shown in the picture Weight: approx. 83g The package includes: 1 x lampholder 1 x remote control (battery not included) 1 x Bracket 1. 2.