Extech EC500 Waterproof ExStik II pH/Conductivity Meter Used Surplus

Extech HT30 WBGT Heat Stress Meter Temperature Humidity Gauge Black Globe

Extech Flir EN510 10-in-1 Meter- Anemometer, Temp, Humidity, Light "NEW"

Extech MO290-HP moisture hammer probe for Selected Humidity Meters (INC VAT)

Extech HT200: Heat Stress (WGBT) Meter

Extech EC500 Waterproof ExStik II pH/Conductivity Meter, Ph100

EXTECH MO50 Moisture Meter,Pin,3/8inDepth 40GT02

Extech EC505: Combination Conductivity/ PH Module