1. One Click Emergency Button: If your family encounters an emergency, just press the call button, and the alarm information will be sent to the watch immediately. 2. High Signal Stability: The wireless caregiver pager has a working range of 1000m, ensuring that you will not lose any call information, and the receiving sensitivity of the watch receiver is 1072dBm. 3. Prompting Mode: Light flashes with vibration, light flashes with buzzer, light flashes with vibration and buzzer. Suitable for the elderly, patient, people with disabilities. 4. Multiple Applicable Place: Suitable for various such as homes, hotels, bars, restaurants, tea houses, massage rooms, casinos, country clubs, hospitals, health clubs and nursing homes. 5. Watch Receiver Design: Can be easily worn on the wrist of caregivers, nurse, attendant, etc. Light weight and compact, easy to carry, bring you convenience. Item Type:Caregiver Pager Watch Receiver Parameter Operating Frequency 433.92MHz Charging Voltage:DC5V Working Voltage:DC3.7V Lithium Battery Model:602030 Battery Capacity:300mAh (included) Working Current:7510mA (vibration mode) Standby Current:105mA Receive Sensitivity:-1072dBm Decoding:Learning Coding Waterproof Grade:IPX7 Working Temperature:-20- 60 Button Transmitter Parameter Operating Frequency:433.92MHz Battery Type:1pcs 23A12V Battery Battery Capacity:80mAh (Included) Emission Current:10mA3mA Standby Current:Less than 1uA Open Distance: 1000m / 3280.8ft Keystrokes:1,000,000 times Waterproof Grade:IPX4 Working Temperature:-20- 55 Single Key:CALL How to use:Use directly. Colour:Black & White Material:Plastic Package Contents: 1 x Receiver 1 x Emergency Button 1 x Charging Cable 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.