DIY Scooba Diving Hookah

home made diy scooba diving hookah Parts list:: air pumps use 2 60watt https://www.ebay.com/itm/Aquarium-Air... Regulator https://www.ebay.com/itm/145PSI-Scuba... Battery https://www.ebay.com/itm/12V-20AH-SLA... Relay https://www.ebay.com/itm/5-Pack-12V-3... on/off switch https://www.ebay.com/itm/5PCS-SPST-Mi... Now to connect pumps and regular to air tannk i cut of some of the hose from regular and use hose fitting that hase one side thred other side flush and connected everything up as for reley look up how to do it