Even Sherlock Holmes would love this giveaway! Our handy Bluetooth diamond shaped key finder is equipped with intelligent search function to help keep track of your most precious valuables. The search function connects to your smartphone and will alert you and record the location information of your lost item. It is compatible with iOS 7.0 and Android 4.4 or above and has a working distance of up to 65ft in the open air. This is the perfect device for keeping track of luggage, wallet, keys, pets, kids, and more. Select from multiple bright colors to display a company or organization name, logo, slogan, or marketing message. Track down new clientele with this awesome device!