?Save Time Smart Life?Key finder to help you solve annoying problems at work or in life, is a best product you never knew you needed. Great Christmas day gift and birthday gift for familys and friends! If you have any questions in use, please feel free to contact us, we will reply to you within 24 hours and provide perfect solution. We provide 90-day warranty, please buy it with your confidence. ?Easy & Quickly to Locate?NO phone and APP needed, just install the batteries, press the related color-coded buttons and follow the sound easy track your lost item.(We have equipped you with the necessary batteries. WARNING: CHOKING HAZARD-Small parts not for children). ?Humanized & Portable?EIRIX key finder locator has LED flashlight function, which can help you find items quickly even in the dark. The four small and thin receivers can be hung on the key or bag, or placed in the narrow space such as wallet. ?Super-long Work Distance?EIRIX item tracker make noise with 131ft+ super-long work distance RF can easily penetrates though walls, cushions and doors to find the lost item. Just press the button and follow the loud "Beeps". ?Slim & Unique Key Finder?2022 new fabric material key finder locator with only 0.14 inch thick receiver. Unlike commen plastic key finder, Our key tracker more versatile and can be easily attached with TV remote controllers, mobile phones, glasses box, wallets, pets, luggage and more.