Extech USB100 RS-232 to USB Adapter, Blue

Starter 300C Conductivity Portable, TDS, 00.0 μS/cm – 199.9 mS/cm;0 – 100°C;0.1 mg/L – 199.9 g/L, Convenient Portable pH Meter, ABS housing, wrist strap, Automatic temperature compensation, adjustable temperature coefficient. Features: Applications: Conductivity, total dissolved solids (TDS) measurement Display: Liquid crystal display (LCD) Operation: 4 AAA batteries (included) Design Features: Automatic temperature compensation, adjustable temperature coefficient

Starter Pen Meter, Conductivity, 0 – 1999 μs/cm, Compact Design for Fast, Convenient Electrochemistry Measurement At Your Fingertips, ABS Housing, Liquid crystal display (LCD) display, 4 1.5V batteries (included). Features: Display: Liquid crystal display (LCD) display with secondary information line (on select models) Design Features: Easily replaceable electrodes, automatic shut off feature

Greenlee® CS-8000 Circuit Seeker Circuit Tracer Features: Advanced patented non-directional sensing technology Superior sensitivity and functionality providing for accurate tracing & locating Ergonomic receiver with information-rich full-color graphical LCD Graphics and audible signal provide quick and easy to understand tracing feedback Traces concealed wiring, locates junction boxes, and finds breakers for live or open circuits Locates and identifies blown fuses Finds shorts and breaks in conductors Low pitch, high volume audible indicator User-selectable automatic or manual gain ...

This Air Particle Counter offers quick and accurate measurements of particle sizes down to 0.3µm. The R9930 also measures air temperature, relative humidity, dew point, and wet bulb. Using the included 8GB Micro SD memory card, a user can capture videos, images, and particle logs which can be further analyzed with the included software. Features: Displays up to 6 particle sizes down to 0.3µm Ambient air temperature, humidity, dew point and wet bulb temperature measurement 2.8" TFT color LCD display Take photos and record video with built-in camera Selectable sampling time, count ...

This indoor air quality meter measures and records carbon dioxide (CO2), temperature, and humidity. The R9920 features a high-resolution color TFT touchscreen display, user-selectable recording times, programmable alarm set points, a built-in desk stand, and a wall mounting bracket. Quickly generate an Excel file with raw data and export recorded data to a computer without the use of the software. Features: Simultaneously monitors carbon dioxide (CO2), temperature and relative humidity Low-drift NDIR CO2 sensor for stable and accurate readings User selectable unit of measure (°C or ...