This handheld device reads air velocity and temperature, and also functions as a type K or J thermometer that records data onto removable SD Cards. Records data to standard SD memory cards (like a digital camera). When full, simply exchange SD cards for unlimited data storage. The removable SD card is easy to transport and insert into a computer’s memory card slot or SD card reader. Uploads pre-formatted data to Excel, without the need for additional software and cables. Additional SD cards are readily available in a variety of memory sizes. Can also stream data directly to a computer using the optional software and cables. Also reads thermocouple temperature with optional probes. Each data set includes airspeed, air temperature, time and date. Features min/max, auto power-off, low battery indicator and hold function. This well-made unit is extremely accurate with fast response times, and includes a fold-out tripod and large, easy-to-read backlit LCD. Comes ready to use in a soft carrying case complete with a detachable telescopic probe, 6 AA batteries, instruction manual and an SD card. Dimensions: 7" × 2.75" × 1.75" (178 × 70 × 44 mm). Weight: 1 lb. (0.45 kg).