Digital display on LED screen: This elderly life alarm system comes with 1 caregiver pager and 2 wireless call buttons. Each button triggers a unique number on the pager's screen for quick identification, improving safety and convenience New upgrade: This caregiver call button has 16 built-in ringtones and 3 volume levels to choose from. It also has vibration, one-button mute and low-battery reminder functions, making it more practical and convenient in specific usage scenarios Rechargeable, long battery life: The caregiver pager has a TYPE C charging port and a large-capacity rechargeable battery, which is more convenient and faster than pagers that use traditional AAA batteries and need to be replaced frequently Portable and easy to carry: Unique belt clip design. The receiver can move with the caregiver and has a working range of nearly 500 feet. The elderly emergency button can be worn around the neck or mounted on the wall, and all accessories are included Pre-paired and expandable pairing: Two elderly help buttons and caregiver pagers are ready to use, with numbers 1 and 2 assigned by default. Each receiver can be paired with 30 call buttons This elder monitoring system supports senior safety and well-being Colour: Black Material: Plastic Package Contents: 1 × Host 2 × Call Button 1 × English instruction manual Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1–3 cm.