e-Tact® innovative device allows continuous measurement of acceleration, number of movements, temperature and orientation of the body. The device can be fixed to any part of the body thanks to a band-aid.
 
e-Tact® a very light weight actigraph with a skin temperture sensor built into the back of the device. The e-Tact can broadcast data in real time using a Bluetooth low energy communication mode, and connected to any device thanks to a proprietary but open source protocol.
 
Changing from Bluetooth, to internal storage is a simple push of a button on the device. The data is then stored and downloaded later to the PC using a USB Cable.
 
Specifications:
Weight: 10g
Size: 41 mm x 37mm x 7mm
Sampling: 25Hz and 50Hz
Stores 3 days of data
Communication: BLE (Bluetooth 4.0) or memory mode (with download of the data on PC)
Transmission range: 1 to 5 m
Autonomy in charge : 5 to 7 days
Charging period: 2 hours
 
Check out this video!
https://www.youtube.com/watch?v=fx1CL6ZwU7I