Sweep with your mobile phone
Model：V317
Description：bell switch
Brand：GukT
Material:bakelite ，red copper
Voltage:220-250V 50-60Hz
Scan and view on your phone
BC403
Y305AF/Y306AF
BC301/BC302
Y307AF/Y308AF
Long press the screen to identify the QR code
Open the phone to scan QR code
