1. Rechargeable 2-3 hours fully charged.
  2. 2.At least 1 year work time( after one year recharge one time )
  3. 3.Ear canal temperature detection(accuracy +/- 0.1 degree)
  4. 4.Sport detection( Movement accumulation of the movement for all of the time)
  5. RSSI detection (this is an indicator of the movement range)
  6. Battery device monitor (we give warning if the device under normal work condition)
  7. Wireless transmission(sub-1GHz wireless transmission the tag will transmit the collected data to tag reader each of 15 Minutes)
  8. 200 meters wireless transmission( each tag can transmit the data to tag reader in 200 meters range)
  9. Low-cost solution.
  10. Net weight 24g
Where to wear it.