Solinst Barologger 5 M1.5 Part# 114608 P8 Probe made of 25 mm gel

made of 25 mm gel material with an extra wide fit which increases both comfort and provides effective protection when you are kneeling for long hours

and RRL Remote Radio Link

5" long (14 mm x 190 mm)

Draeger PAC 6500 H2S Single Gas Meter

Safety chain

Solinst Barologger 5 M1.5 Part# 114608 P8 Probe made of 25 mm gelSolinst Model 3001 Barologger 5 M1. 5 Part# 114608 Accurate Barometric Compensation Leveloggers measure absolute pressure (water pressure + atmospheric pressure) expressed in feet, meters, centimeters, psi, kPa, or bar. The most accurate method of obtaining changes in water level is to compensate for atmospheric pressure fluctuations using a Barologger 5, avoiding time lag in the compensation. The Barologger 5 is set above high water level in one