Requires a 20A circuit(Connect 20A adapter or breaker),with 1.5" outlet, min 0.35MPA pressure,suggest work with at least 0.25HP,suitable small bathtub & spa tub /hot tub 2 KW /110V-120V. No plug, just 3 cables,Black Cable is Live,White Cable is Neutral,Green Cable is Grounded.
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