CARBO Instruments 2 1-2" Pressure Gauge, Stainless Steel Case, Chrome Plated Brass Connection, Lqiuid Filled, Vacuum -30 Hg/0, Back Mount 1/4" NPT -30 inHg industrial Turn any 4-6" iPhone/Android smartphone

Turn any 4-6" iPhone/Android smartphone into a virtual reality headset

4GHz wireless dongle Ideal work for Windows XP/7/8/10

you can hook metal pop-up finger ring grip kickstand tripod on finger to anti drop/ anti theft

Dometic durability

CARBO Instruments 2 1-2" Pressure Gauge, Stainless Steel Case, Chrome Plated Brass Connection, Lqiuid Filled, Vacuum -30 Hg/0, Back Mount 1/4" NPT -30 inHg industrial Turn any 4-6" iPhone/Android smartphoneCARBO Instruments 2 1 2" Pressure Gauge, Stainless Steel Case, Chrome Plated Brass Connection, Lqiuid Filled, Vacuum 30 Hg 0, Back Mount 1 4" NPT CARBO Instruments 2 1 2" Pressure Gauge, Stainless Steel Case, Liquid Filled, Vacuum 30Hg 1 bar, Back Mount 1 4" NPT Reliable and dampen Pulsation & Vibration Oil, Water, Air, Compressor, Hydraulics, HVAC, Gaseous & Liquid media that are not highly viscous or crystallizing and not corrosive or oxidizing to