QC03 Wireless Meal Picker Restaurant Vibrating Bell Caller Filter-Door Lock Switch Charging method: USB charging

Charging method: USB charging

Degree of protection: IP54

Transmitter and Receiver need making pairing code before any opperation

accurate and error-free detection

QC03 Wireless Meal Picker Restaurant Vibrating Bell Caller Filter-Door Lock Switch Charging method: USB charging1. Loud sound, high sensitivity, long distance and strong function 2. The sound is shocking, the operation is simple, and the plug in is ready to use 3. Number of game subs: 998 4. Use occasions: restaurants, hotels, Internet cafes, hospitals, milk tea shops, churches, etc. 5. Long distance coverage, up to 1000 meters 6. Battery capacity: 1000mah 7. Power supply mode: USB charging built in lithium battery 8. Prompt mode: vibration, buzzer, prompt