Extech DO603 Membrane Kit for ExStik® Dissolved Oxygen Meter, Wide-Band Sensor

Extech MO50 Compact Pin Moisture Meter Take quick Moisture level reference measurements on wood and building materials with this convenient compact-sized Moisture Meter. Easy-to-operate with display icons that indicate the levels of moisture content plus audible alert feature. Ideal for building restoration projects and applications where moisture detection on floors and under carpets is critical. A must-have tool for analyzing the after-effects of water leakage behind walls and in ceilings.

Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordnances. Measures from 35 to 130dB in two ranges with an accuracy of ±1.5dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Kit Includes: 407732 sound meter 407744 94dB Sound Calibrator Microphone wind screen 3 x 9V batteries Hard carrying case

Extech MO257 Pinless Moisture Meter, Auto Calibration Pinless moisture meter for non-invasive measurement in wood and other building materials with virtually no surface damage. Complete with 3 AA batteries and pouch case. Features: Measurement depth from 078 In. (20 mm) to 1.6 In. (40 mm) below the surface Two user-settable alarm levels with audible beeper and visual (flashing risk or wet indicators. Triple backlit LCD

Extech 407732-KIT-NIST Low/High Range Sound Level Meter Kit, Plastic, 9V battery, NIST Certified Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordnances. Measures from 35 to 130dB in two ranges with an accuracy of ±1.5dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Kit Includes: 407732 sound meter 407744 94dB Sound Calibrator Microphone wind screen 3 x 9V batteries NIST Cert Hard carrying case

Extech MO280 Pinless Moisture Meter, Rechargeable Non-invasive measurement in wood and other building materials with virtually no surface damage. Meter uses electro-magnetic technology to quickly indicate the moisture content of wood and building materials. Select from 10 wood types and measurement ranges. The LCD displays % moisture of wood or material being tested. It has a measurement depth to 0.75 In. (22 mm) below the surface. The meter also features an automatic internal test and calibration and low battery indication. Complete with: Complete with 9v battery Pouch case