1. 433.92mhz frequency nurse call button 2. Pull cord with CALL function 3. Have the red indicator lighting when press it

1. Nurse corridor light with 3 color: Red, Blue, Green and DI-DI sound at the same time. 2. Different color for different service type or service area. 3. It can work with 30 transmitter in max. 4. With separate output power supply. 5. Dimension: 78*78*60mm

1.Nurse call button for hospital 2.2 key: Call,Cancel 3.12V 23A battery

1.Nurse call button for hospital 2.3 key: Emergency,Cancel, Pull cord to call nurse 3.12V 23A battery