Milwaukee 2473 22 Cordless Press Tool Kit, M12™ REDLITHIUM™, Compact, Inline, For 1 2 in to 1 in Pipe G9844152 Optional auto flush feature flows Optional auto flush feature flows water for 30 seconds after every 12 inactive hours Water and Wastewater Freeze Resistant Movement No Primary Pressure Range 0 to 30 Non Sparking No Lens Material Gauge Glass Process Temperature Range 20 Degrees to 150 Degrees F Case Construction Solid Front with Pressure Relief Back Primary Pressure Scale Color Black Gauge Case Liquid Glycerin Dial Face Material Aluminum IP NEMA Rating IP66 It's used in installations and repairs of water 8 in Overall Length 12