The E27 (Edison 27mm), Edison Screw (ES). The standard in countries that use 220�240 volts AC domestic power, the E27 are the most common screw-mount size. more
The E27 (Edison 27mm), Edison Screw (ES). The standard in countries that use 220�240 volts AC domestic power, the E27 are the most common screw-mount size. more