RuuviTag Pro Sensor 2in1 Termperature, Motion & Waterproof RTSDCC-EU

Water protection level: IP68 (submerged in 50 meters for 24 hours) + IP69K (hot pressurised spray).   Technical Specifications Operating temperature -40 ºC to +85 ºC Battery 1000 mAh CR2477T battery (included) Radio protocols Bluetooth (default), Wirepas mesh, Lumenradio mesh, Bluerange mesh, Other 2,4 GHz proprietary protocols Temperature sensor accuracy Absolute accuracy ±0,1 °C, output resolution 0,01 °C Humidity sensor accuracy Typical absolute accuracy ±2 %, 20...80 %, 25 °C (only 3in1) Main chip Nordic Semiconductor nRF52832 Temperature sensor Texas Instruments TMP117AIDRVR Humidity sensor Sensirion SHTC3 (only 3in1) Accelerometer  STMicroelectronics LIS2DH12 NFC Embedded NFC„¢-A tag antenna Enclosure material Rugged polycarbonate Waterproofing IP67 (3in1), IP68 & IP69K (2in1) Certifications CE, FCC, ISED, TELEC, IFETEL, NOM, RTCA DO-160, RoHS, IP67, IP68, IP69K