CallToU Caregiver Call Button for Elderly at Home,Nurse Call Bell for Elderly Monitoring,Alert Button for Seniors 1 Battery Rechargeable Receiver 2 Call Button 2 call button + 1receiver auspowers_batchone can show a very good

can show a very good viewing effect

the NETUM DS5000 has a long life battery life up to 40 hours per battery charge

Compatible with Samsung Galaxy S10 S9 S8

If you have any issues outside of the usual wear of the blades

CallToU Caregiver Call Button for Elderly at Home,Nurse Call Bell for Elderly Monitoring,Alert Button for Seniors 1 Battery Rechargeable Receiver 2 Call Button 2 call button + 1receiver auspowers_batchone can show a very goodCallToU Caregiver Call Button for Elderly at Home,Nurse Call Bell for Elderly Monitoring,Alert Button for Seniors 1 Battery Rechargeable Receiver 2 Call Button CallToU Caregiver Pager Give You More Freedom While Still for Help Read more Features of Call Button One call button could call multiple receivers at the same time IP55 waterproof 12V 23A ALkaline battery Portable and Wearable diameter: 1. 77 inchs diameter: 2. 4 inchs thickness: 0. 55inchs