4 FUNCTION WIRELESS CALL BUTTON ( KH4 )
(SEWA)
- 100% Waterproof.
- Wireless and very easy to install system.
- 4 key Functions: Bill,Drink,Call,Cancel.
- Strong Signal strength upto 100 mts.
- 23A-12V battery ensures long life.
- Working voltage: DC12V
- Working current: 10mA
- Use Frequency: 433.92mhz
- Size Dimensions : 60*60*22mm.
