Customized Electronics, Seek Lite Bluetooth Tracker - Item Finder & 6 Month Battery, The Seek Lite Bluetooth tracker is the answer to the age-old question, "Where did I put my keys, phone, etc?" Seek Lite provides a variety of different methods to keep you from losing your valuables! Such as a phone finder and an item ringer to help you locate your items within hearing distance, and a last-seen location pin to help you search the last place the item was able to be tracked and more! Download the SEEK App from the iTunes or Google Play Store. 6 Month Battery Life. ... #2840 $19.93/each.