The WKF300 is a BLE beacon designed as a key fob. It can be used for driver ID identification and as a panic button.
2.20’’(L)×1.61’’(W)×0.31’’(H)
(56×41×8mm)
0.79oz (22.3g)
2.4V~3.3V DC
-20℃~+60℃
CR2032 button battery
3 years (under normal ambient conditions, pressing three times per day);
1 year (continuous broadcast every second)
80m (open area)
2.4 GHz, supports BLE 4.2 protocol
-88dBm
Once per second
Indicates host device activation, pairing, or low battery
Continuous driver on-board status broadcast (1000ms to 5000ms)
One-time data broadcast for emergency alerts
Indicated in the data sent to the receiver