Extech RHT20 Humidity & Temperature Datalogger, Green/Orange, USB

Extech 407780A Integrating Sound Level Datalogger, Plastic, 4 AA Batteries W/ USB Features: 4-digit multifunction LCD with analog bargraph Precise linearity over wide range (100dB) Display modes: SPL, SPL MIN/MAX, SEL, and Leq Programmable integrating time A and C Frequency weighting Impulse/Fast/Slow response settings Datalogging function records up to 32,000 records Real time calendar/clock Analog and alarm output features can be used to connect with Frequency analyzers, chart recorders, external dataloggers, and sound level alarms Built-in USB interface with included Windows® ...

Extech TM100-NIST Type K/J Single Input Thermometer, Orange/Green NIST Certified Model TM100 measures type K temperature to 2501°F (1372°C) and features unique side-button controls for convenient one-hand operation. Functions include: readout in °F, °C, or K (Kelvin), data hold, min/max/average with timestamps and an offset key used for zero function to make relative measurements. Complete with: Type K bead probe NIST Cert 9v battery

Extech SDL350 Hot Wire CFM Thermo-Anemometer/Datalogger, Green/Orange, Probe Sensor, 7.2"L Hot wire CFM thermo-anemometer and datalogger with telescoping probe designed to fit into HVAC ducts and other small openings. Datalogger date/time stamps and stores readings on an SD card in excel®format for easy transfer to a PC. Complete with: 6 x AA batteries SD card 3.1 ft (95 cm) fully extended telescoping probe with 3.9 ft (120 cm) cable Hard carrying case

The Triplett RHT12 has a dual display for Humidity (10 to 99%RH) and Temperature (14 to 122°/-10 to 50°C) measurement in labs, green houses, cleanrooms, warehouses, museums, offices, schools, and homes. In addition, its small profile fits easily in precision instrument, camera equipment and musical instrument cases, humidors, terrariums, and other enclosed displays. It has ±5%RH/±1.8°F/1°C accuracy and temperature readings are °F/°C switchable. It includes a built-in stand and an LR44 battery. 1-year warranty.

Extech SD800 CO2/Humidity/Temperature Datalogger, Green, SD Card, Universal AC Monitor air quality in schools, office buildings, greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated. CO2/Humidity/temperature datalogger checks for carbon dioxide concentrations and records data on an 2G SD card in excel® format for easy transfer to a PC for analysis. A triple LCD simultaneously displays all three parameters and a selectable data sampling rate of 5, 10, 30, 60, 120, 300 and 600 seconds. Each stored reading includes a date and time stamp. 0 to 4,000ppm CO2; 10 ...