Toplimit 4 in 1 Standard Medium Base Bulb Lamp Light Socket Splitter Adapter Fits Medium Base E26/E27 Bulb Converts Splitter 1 lamp holder to 4 Sockets Size 6.8 x 6 x 3.3 cm,Easy to increase lighting intensity Voltage 250V max, Per socket 75 watts,total power 300 watts Material Flame retardant PBT