KKM S5-BCN

KKM's Blecon-Enabled S5 sensor:

https://www.kkmcn.com/waterproof-sensor-beacon-s5

Records Motion and Orientation events and Temperature and Humidity updates, and delivers the data to your HTTP API as JSON POSTs when in range of Blecon Hotspots.

• Accelerometer capturing motion events
  
• Accurate temperature and humidity sensor
• IP67 waterproof
• Easy to replace battery

See the documentation for integration details:

• https://docs.blecon.net/getting-started-guides/kkm-s5-bcn

You can order samples here, and in bulk directly from KKM.