? The QR code module is easy to install and cost-effective, suitable for indoor installation;
? The NFC module is waterproof and UV-resistant, suitable for both indoor and outdoor installation;
? The Bluetooth module has a low-power design and a button battery can power it for more than 10 years of continuous use.
				 												Module type  | Bluetooth  | 
Product model  | TVRFBAR1  | 
Product name  | Intelligent Bluetooth Module  | 
Dimensions  | 51mm(φ)×21mm  | 
Weight  | 29.6g  | 
Working voltage  | 1.1~3.3V  | 
Broadcast interval  | 1s  | 
Transmit power  | -20~+4dBm  | 
Transmission distance  | 50m  | 
Average power consumption  | 7.6μA  | 
Waterproof rating  | IP65  | 
Operating temperature  | -40℃~85℃  | 
Storage temperature  | -40℃~85℃  | 
Module type  | NFC  | 
Product model  | TVTAG718  | 
Product name  | Intelligent NFC Module  | 
Dimensions  | 70×60×8mm  | 
Weight  | 20g  | 
Color  | White  | 
Product material  | ABS  | 
Operating frequency  | 13.56KHz  | 
Reading distance  | 3~10m  | 
Storage capacity  | 144bytes  | 
Service life  | Erase > 100,000  | 
Retain  >10 year  | 
Operating temperature  | -20℃~85℃  |