[Pager]-We specialize in design and production of security products. Especially in CAREGIVER PAGER, Favored by more than families. You need a Pager, Not a one month Pager. is the leading of Pager you can truly trust [Wireless Caregiver Pager]-2 Portable Pager 3 Waterproof Call Button. Allow caregivers and to be free while ensuring that help is still available at the touch of a button, ideal for elderly, seniors, patients, disabled [Easy to Carry]- belt clip design. The receiver can be moved with the caregiver can be taken anywhere. The call button for elderly can hang around your neck or can be wall mounted, all accessories are included [Never Miss Any Call]-Our nurse alert system has 2 alert sound options and 5 level adjustable volume from 0-90db, each level carries a strong vibration. Both receiver and call buttons have low battery remind. Ensuring you never miss a call for help [Expand Pairing]-Each caregiver pager receiver can be paired with unlimited number of call button. All 's caregiver pager and call button can be paired with each other. Fulfills as many pairing requirements as you need [Built to Last]-New upgraded caregiver call button system. Designed with ultra-low power design, makes service life longer. Use it in the bathroom and outside on a rainy day without fear of wet Caregiver Pager Wireless Call Button Elderly Monitors with Vibration Digital Display Low Power Reminder, Nurse Alert Button Call Bell for Patients Portable Receiver SOS Call Button Product Parameters: 1. Working Voltage: 5V 2. Alarm Sound: 90-110dB 3. Distance: 328 FT(Open space) 4. Built-in batter: 3.7V (600mah) Colour:Black Material:plastic Package Contents: 1 * Host 1 * Call Button 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.