Usage Tips:[Instant Help ]The call button for elderly at home is a simple and efficient assistive device that can provide peace of mind to your loved ones and family members. Instead of shouting for help, the person seeking assistance can get instant help at the push of a button. The caregiver pagers are the ideal solution for groups such as the elderly, children and disabled to ensure they can quickly and easily signal for help in an emergency [Easy to Carry]This caregiver pager plug and play, simply plug the receiver into a power outlet or connect it to a power bank for easy use. It supports a maximum operating range of 650 ft/100m. It can follow the caregiver to the bedroom, kitchen, bathroom or even the yard. You can go about your business without worrying about missing an emergency call. The elderly assistance products can also be hung around the neck of the person in need of help like pendant or glued to the wall. [Cost Saving]This life alert systems for seniors no monthly fee, which can save your family money. Caregivers don't have to be with the patient all the time. This emergency pager system is ideal for use in private homes, hospitals, nursing homes and more [Waterproof & 38 Melodies]Those Caregiver Pager are IP55 rated for water and dust resistance. The caregiver pager can be fixed to a bathroom wall but cannot be submerged in water. The call button for elderly at home offers 38 ringtones to choose from and has 4 levels of adjustable volume ranging from 0db to 120db to meet the needs of different scenarios. Color: black Material: plastic Package Contents: 1 x Receiver 1 x Transmitter 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.