4 Key Finders Locator with Sound-- Simply press the button and follow the beeps to locate your lost items. This set includes 4 receivers that can be attached to keys, remote controllers, phones, wallets, pets, luggage, and more using key chain rings or double-sided adhesive. Loud 80db+ Beep & LED Flashlight-- No need for a phone or app. Just press the color-coded buttons and listen for the loud beeping sound from the receiver to find your lost car keys. The built-in LED flashlight is useful for locating items in the dark. Ultra-long Battery Life-- Say goodbye to frequent battery changes. The key finder includes premium batteries that provide a longer service life. (Battery is not included.) Up to 131ft Long-Distance Tracking-- With the remote finder, you can easily locate your lost items no matter where they are. The radio frequency can penetrate walls, cushions, and doors, allowing you to track keys and wallets up to 131ft away. Note that obstacles may reduce the sound level. A Great Gift-- Designed with large push buttons for easy use, the Key Tracker is an ideal gift for aging parents and forgetful friends. It saves you from the hassle of losing important belongings.