THERMOMETER HI 93510 is a high performance, portable, thermistor type thermometer tailor-made for field and lab use. A compact, ergonomic design and a wrist-strap make HI 93510 easy to carry anywhere. The rubber keypad protects the meter from accidental splashes. The meter2s built-in microprocessor provides the user with unsurpassed accuracy, resolution and repeatability regardless of the application. Pre-calibrated interchangeable probes, the HI 762 range, are available for measurement in air, liquids and semi-solids. Specifications HI 93510 HI 93510N Range -50.0 to 150.0° C -58.0 to 302.0° F Resolution 0.1° C 0.1° F ( -58.0 to 230.0° F) / 0.2° F ( outside)  Accuracy ± 0.4° C ± 0.8° F ( for one year, excluding probe error)  Typical EMC Deviation ± 0.5° C ± 1° F ( with HI 762BL probe)  Probe HI 762BL precalibrated and interchangeable stainless steel probe with 1 m ( 3.32 cable) ( included)  Battery Type / Life 3 × 1.5V AA / approx. 2000 hours of continuous use. Auto-off: selectable 8 minutes, 60 minutes or OFF ( HI 93510 only)  Environment -10 to 50° C ( 14 to 122° F) ; RH 100%  Dimensions 150 × 80 × 36 mm ( 5.9 × 3.1 × 1.4in.)  Weight 235 g ( 8.3 oz.)