Before revision: A Bluetooth-based key finder Key finders, also known as keyfinders, key locators, or electronic finders, are small electronic devices used to locate misplaced or stolen objects , such as keys, luggage, purses, wallets, pets, laptop computers, toddlers, cellphones, equipment, or tools, and to transmit alerts, e.g., that one's restaurant table is ready or a nurse is needed.
After revision: A Bluetooth-based key finder Key finders, also known as keyfinders, key locators, or electronic finders, are small electronic devices fitted to objects to locate them when misplaced or stolen , such as keys, luggage, purses, wallets, pets, laptop computers, toddlers, cellphones, equipment, or tools, and to transmit alerts, e.g., that one's restaurant table is ready or a nurse is needed.