VESTA emergency transmitter

Features   

• Can be worn on the wrist as a watch or around the neck as a pendant
• Waterproof design (submersible up to 6 meters)
• Ultra low power consumption
• Low battery detection and monitoring

Specs

•      RF frequency: 868MHz
•      Power: 1 3V CR2032 battery
•      10 year battery life
•      -20 ° C ~ + 50 ° C operating temperature
•      Relative humidity up to 95% (without condensation)
•      Dimensions: 38.6 x 25 x 10.9mm