WCS85 Call Button with Menu Holder

WCS85 Call Button Dimension:143*75*43 mm

Frequency: 433.92MHZ        

Power:2*12V Zinc Carbon battery(Model 23A)      

Call Distance:1000meters(Open area)                                     

Color: White

Material :ABS plastic

Menu Size:184×102×4.5(mm)                                              

Press Key : five key(order, service, water, bill, cancel)