Electronic DEF Meter

Electronic DEF Meter
1.3 to 26 gallon/minute flow rate. 145 PSI operating pressure. 1" BSPP (M) inlet/outlet, includes stainless steel 1" BSPP (F) x 1" BSPP (F) coupler. Directional (marked).
Power Supply: 2x1.5 V alkaline batteries size AAA