Welcome to our store! 1. Versatile: Wireless caregiver call button is widely used on doorbells, pager, panic buttons, and other scenes. 2. Prevent Loss: Wireless caregiver call button is equipped with lanyard, can be used as elderly calling, not easy to lose. 3. Long Operating Range: Wireless call button is received at 330m/1082.7ft in the open field and rings at 50m/164.0ft through the wall on the 1st and 3rd floor. 4. Waterproof Design: Wireless call button built into large silicone pad, after much body waterproof test, the waterproof effect is excellent. 5. Wide Application: Wireless caregiver call button is suitable for home, clinic, hospital, cafe, restaurant service, etc. Item Type: Wireless Caregiver Call Button Material: ABS Wireless Receiving Distance: Approx. 330m/1082.7ft (open area) Wireless Frequency: 433MHZ Built-in Battery Specification: 60mAh 23A Battery x 5 5 x Wireless Caregiver Call Button Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.