Retekess TH011 WiFi Rechargeable Caregiver Pager,Life Alert System for Seniors,Low Battery Reminder,1 Receiver 2 Emergency Call Button at Home for

Retekess TH011 WiFi Rechargeable Caregiver Pager,Life Alert System for Seniors,Low Battery Reminder,1 Receiver 2 Emergency Call Button at Home for

APP remote monitoring; wireless calling system can send real-time updates to your mobile APP; so you can stay informed of family member's condition and respond quickly to provide the best care 2 power supply; type-c charging port and built-in battery; no need to worry if there is no power supply Expandable; the call button is expandable; up to 24 buttons; you can add more call buttons to meet the needs of various different usage scenarios 5 levels volume; caregiver pager has different levels of volume for you to choose; include mute; try our best to meet your needs Low battery reminder; when the host battery is less than 20%; the APP will push a low battery prompt message;no need to worry about low battery Receiver Specifications: Size: 112.20mm*112.19mm*22.07mm Weight: Approx. 125.5g Color: White Shell material: white ABS Battery specification: 800mAh lithium battery Operating voltage: 3.7V-4.2V Wireless distance: >100m (test environment: open ground) Transmitter specifications: Size: 55mm*18mm Weight: 32.7g Color: white, blue Material: ABS Battery Type: Coin Cell CR2450