ELPA EWS-P71 Wireless Chime Portable Receiver, Intercom, No Installation Required, Caregiving, Wireless, No Wiring Required

[Easy Installation] This wireless chime series eliminates the need for cables, making installation a breeze. Additional transmitters and receivers can be added to suit your needs. [Versatile Uses] It's portable enough for store employees, caregivers, or even at home, allowing for quick response even when on the move. Versatile Uses. [Compact Design] The compact design makes it easy to carry and fits easily in your pocket. [Indoor/Outdoor Use] The radio wave range is an impressive 80m (line of sight). It's safe to use indoors or outdoors. *Not waterproof. [Product Details] Unit Dimensions (approx.): 58mm W x 88mm H x 24mm D Power: 3 AAA alkaline batteries (sold separately) Lifespan: Approximately 1 year (used 10 times per day) [Easy Installation] This wireless chime series eliminates the need for cables, making installation a breeze. Additional transmitters and receivers can be added to suit your needs. [Versatile Uses] It's portable enough for store employees, caregivers, or even at home, allowing for quick response even when on the move. Versatile uses. [Compact design] The compact design makes it easy to carry and fits easily in your pocket. [Can be used indoors and outdoors] The radio wave reach is an impressive 80m line of sight. It's a distance that can be used safely both indoors and outdoors. *It is not waterproof. [Product details] Unit size (approx.): 58mm W x 88mm H x 24mm D Power supply: 3 AAA alkaline batteries (sold separately) Lifespan: Approximately 1 year (used 10 times per day)