Key Finders Locator with Sound: This key tracker device includes 4 receivers, key chain rings, and double-sided adhesive, making it easy to attach to keys, TV remote controllers, mobile phones, wallets, pets (as a cat tracker), luggage, or any other easily misplaced item. Simply press the button and follow the beeps to locate your lost items quickly and easily. Never lose your keys again with the MYLAIM key finder locator Easy quickly to locate: No phone and app needed,easy to use, and very suitable for elderly people to use.Simply press the corresponding color-coded buttons, beeping sound from receiver will help you find lost key,car keys or remote controllers... . There is an LED flashlight on the transmitter.And the built-in LED flashlight is also useful for finding items in the dark. Ultra-long Battery Life: No need to worry about frequent battery changes.Premium batteries are included to support the device for a longer lasting service life. Package include : 4 x CR2032 batteries for receivers. (2 x 1.5v AAA batteries for transmitter are not included.) Up to 100ft Long-Distance Tracking: Use MYLAIM wireless remote finder, you'll be able to find your lost goods no matter where they are. Advanced radio frequency technology penetrates through walls, doors, cushions, and furniture to help find up to 100ft long-distance. Walls and other obstacles will reduce the sound level.However, you can find the lost item by changing locations and pressing the transmitter button multiple times until you hear the sound. Best gift for elderly and forgetful people: This handy key locator is a great and unique item that can help you avoid the hassle of searching for lost items. It makes a perfect present for your loved ones on Father's Day, Mother's Day, Thanksgiving, Christmas, Easter, Halloween, and Birthdays.