Digital display on LED screen: This elderly life alarm system comes with 1 caregiver pager 2 wireless call buttons. Each button triggers a unique number on the pager's screen for quick identification, improving safety convenience New upgrade: This caregiver call button has 16 built-in ringtones 3 volume levels to choose from. It also has vibration, one-button mute low-battery reminder functions, making it more practical convenient in specific usage scenarios Rechargeable, long battery life: The caregiver pager has a TYPE C charging port a large-capacity rechargeable battery, which is more convenient faster than pagers that use traditional AAA batteries need to be replaced frequently Portable easy to carry: Unique belt clip design. The receiver can move with the caregiver has a working range of nearly 500 feet. The elderly emergency button can be hung around the neck or mounted on the wall, all accessories are included Pre-paired expable pairing: Two elderly help buttons caregiver pagers are ready to use, with numbers 1 2 assigned by default. Each receiver can be paired with 30 call buttons, ideal for elder care products An essential part of any elder care product gift for older men\/women: This elder monitoring system is a cost-effective way to ensure the safety well-being of your seniors. Colour:Black Material:plastic Package Contents: 1 Host 2 Call Button 1 English instruction manual Only the above package content, other products are not included. Note: Light reflection different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is and\/- 1-3cm.