Dwyer DPGA DPGW series Digital pressure gauge Weight: 10.2 oz (289 g).

     Dwyer DPGA DPGW series Digital pressure gauge

1 Dwyer DPGA DPGW  Series handheld digital differential pressure gauge accuracy is 0.1%, can accurately measure air pressure slightly

2 Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.
Weight: 10.2 oz (289 g).
3 Connections: Two barbed connections for use with 1/8 "(3.18 mm) or 3/16" (4.76 mm) 4 ID tubing for 477A-1, 477A-2, 477A-3, 477A-4 and 477A-5 only Two. compression fittings for use with 1/8 "(3.18 mm) ID x 1/4" (6.35 mm) OD tubing for 477A-6