Winters low pressure gas and water test kit. Application: Convenient leak and loss of pressure detection unit. Water/Gas Test Gauge Specs…Dial: 2.5". Case: Steel painted black. Lens: Polycarbonate snap in. Connection: Rubber hand pump with hose and mini ball valve with handle and 1/2" x 1/4" F x F test block and 1/2" MxM nipple. Pressure Range: 0-5 psi. Movement: Engineered plastic upper and lower plate with brass pinion and sector. Pointer: Aluminum, anodized black. Accuracy: +/- 3-2-3% ASME Grade B. Gas Test Gauge specs.... Dial: 2". Case/Ring: Steel painted black. Lens: Polycarbonate. Connection: 3/4" FNPT x MNPT 1/8" test block with cap. Pressure Range: 0-160 psi. Movement: Brass. Pointer: Aluminum, black. Accuracy +/- 3-2-3% ASME Grade B.