Features: 1.Using high quality PC transparent cover, the transmittance of 90% or more, not easily broken 2. As common as the use of the installation, no need to add any switch lines 3. After power outage,one second swith Emergency lighting, providing sustainable 3-5 hours of illumination 4. General usage: Widely used in home, internet cafes, shopping malls, entertainment, restaurants, public channels and other places. 5. A temporary stall, field repair, very convenient. 6. Environmentally Friendly, reduces energy consumption up to 80%. Specification: Material:PC Power 5W/7W/9W/12W Light : White Light Voltage: 220V Warm tips : Please notice that this bulb is 220V maybe this is not suitable to the North America countries~ Please make sure your house have 220V power supply, thanks and best regards :) Base Type: E27 Size: As the following picture shown Package Included: 1x 220V Chargeable LED Bulb (the hook would be sent randomly, couldn't affect using)