ALTA Digital Temperature Sensor w/ 3 ft Probe, AA Battery Powered, 900MHZ

The ALTA Digital Temperature Sensor assesses the temperature of whatever environment the probe is in. At the push of a button, temperature readings are displayed on the device's digital display and sent to iMonnit software through a Monnit gateway(purchased separately), creating an easy-to-read log of current and past readings. Monnit MNS2-9-W2-TS-SD-L03 Features1,200+ foot range12+ year battery life80+ wireless sensorsBank-level AES securityUp in 15 easy setupGlobal ready (900, 920, 868 & 433 MHz) Thermistor SpecificationsPower Supply: 2.0-3.8 VDC (AA alkaline or lithium batteries)Current Consumption: 0.2 µA (sleep mode), 0.7 µA (RTC sleep), 570 µA (MCU idle), 2.5 mA (MCU active), 5.5 mA (radio RX mode), 22.6 mA (radio TX mode)Optimal Battery Operating Temperature: 0°F to 130°F (-18°C to 55°C) using alkaline -40°F to 185°F (-40°C to 85°C) using lithiumOperating Temperature: +50°F to +122°F (+10°C to +50°C)Device Memory: Up to 3200 sensor messagesSecurity: Encrypt-RF® (256-bit ke