4 Core 4 Pin IP68 Y Shape 1 Male To 2 Female Splitter Connector 20AWG 15mm Nut
IP68 Design Wire Cable 0.5mm²/20AWG. Matching Extension cord connectors: Search this on B09K5MBMZY, there are 3.2ft 6.4ft 9.6ft extension cable connectors. The length of the wire can be increased, thus making it more versatile.