... 2) 50/60 HZ 3) 150W-200W 4) Type E27, B22 for election Function:1) Switching does not reduce lamp lifetime2) ... and operationPrecautions:1) Not suitable for dimming2) Avoid installing lamp by grass tube3) Never install where water may drop on ... wall switch, socket, plug, extension socket, adaptor, lamp holder, energy saving lamp and other electrical appliance, with European style and classical ...