[E14] to 2x E14. Small Edison Screw (SES). Light Bulb Splitter Adaptor/Extender/Holder. E14 to 2x E14 adaptor is 72mm high by 72mm wide (14mm small edison to 2x 14mm small edison). ««« A “MUST HAVE” for anybody who wants to replace a single E14 bulb with 2 shining E14 bulbs.