China manufacturer of magnetic ballasts for metal halide flood lights & hps flood lights

What's the double light socket?  This double light socket allows you to convert a one bulb socket into a two-socket bulb. Standard electrical socket size(medium base). Perfect to maximize lighting. Easy to install. Standard Double socket adapter. Color: Dark Brown / White.

E27 to 2E27 double light socket
Model NO: E27-2E27
Type: light bulb double socket
Rated at 230V 4A 600W
Weight(Kg):0.027
Temperature: 220℃ for PBT,
Materials: conductive copper + Fire proof PBT

LED/Halogen/CFL Light Bulb Lamp Adapter
E26 converted to 2E26
Body Meterial:Copper
Weight:31.8g
Temperature:165(°C)
Rated Voltage:220-230(V)
Rated Current:10(A)
Meas:671x592x385mm
Brand new and high quality

High temperature resistant and anti-aging
Material: flame retardant PBT
Style:Screw
Color: White
Weight: 31.8g
Voltage:250V
Current: 4A
Temperature: 210 degrees Celsius