Elderly care：MX-3VBN
Mini vibration sensor for detection of activity like sitting on the chair or on the toilet.
| Power | one 3V CR-2450 Lithium battery |
| RF signals | Trigger, Battery Low, Heartbeat, Power on Reset (@power on), Tamper/Restore (optional) |
| Current Drain | <8uA @ standby, 20mA @ operation |
| Estimated Battery Life | 2.7 year (@ actuated 20 times/day) |
| Operating Temperature | -10~ 40℃ |
| Detector Size | 42 x 38 x 13.3 mm |
| Detector Weight | about 20g (with battery) |