With the help of this adapter you can use the standard plug Ø12 mm (DIN 4165) or cigarette lighter plug Ø21 mm (remove red cap) to operate up to 3 devices with cigarette lighter plug Ø21 mm simultaneously. - straight combi plug Ø12/21 mm - three couplings with Ø21 mm - integrated 16 A fuse - 25 cm flat cable - on-board voltage:12/24 V - Current load: 3x 5 A - Plug length: approx. 85 mm General information about car plugs/sockets - Standard plug/socket (DIN 4165) = Ø12 mm - Cigarette lighter plug/socket = Ø21 mm - Universal plug (with removable red protective cap) = Standard plug (DIN 4165) Ø12 mm (without red cap) and cigarette lighter plug Ø21 mm (with red cap) https://elecena.pl/product/18549221/67879050-kfz-universal-plug-on-3x-cigarette-lighter-socket-25cm 2021-05-22 https://elecena.pl/product/18549221/67879050-kfz-universal-plug-on-3x-cigarette-lighter-socket-25cm 2022-05-29 https://elecena.pl/product/18549221/67879050-kfz-universal-plug-on-3x-cigarette-lighter-socket-25cm 2023-04-15 https://elecena.pl/product/18549221/67879050-kfz-universal-plug-on-3x-cigarette-lighter-socket-25cm 2026-02-23