Digital display on LED screen: This elderly life alarm system includes 1 caregiver pager and 2 wireless call buttons. Each button triggers a corresponding number on the pager's screen for quick identification, enhancing safety and convenience. Upgrade feature: The caregiver call button offers 16 built-in ringtones and 3 volume levels. It also includes vibration alert, one-button mute, and low-battery reminder functions, providing added practicality in various situations. Rechargeable with long battery life: The caregiver pager is equipped with a Type-C charging port and a large-capacity rechargeable battery, offering greater convenience and faster charging compared to traditional AAA battery-powered models. Portable and easy to carry: Designed with a belt clip, the receiver can be easily carried by caregivers and operates within a range of up to 500 feet. The emergency button can be worn around the neck or mounted; all necessary accessories are included. Pre-paired and expandable: The two help buttons and pager come pre-paired and assigned numbers 1 and 2 by default. Each receiver supports pairing with up to 30 call buttons, making it suitable for elder care environments. An essential component for senior safety: This monitoring system provides a reliable solution to support the well-being of older adults. Color: Black Material: Plastic Package Contents: 1 x Host 2 x Call Button 1 x English Instruction Manual Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement allows an error of +/- 1-3 cm.