... device is it should i) beep, or ii) flash a light, or iii) or somehow guide a user ... towards the lost item.Main Features of Swalle Object Finder1. Swalle Object Finder can perfectly work with a bluetooth 4 ... etc. App is free to download online.2. Object Finder’s weight is 5 grams, D31mm x T5 ... the app will alert you with sound, vibration and flash. Alarm can be set on easykeyfinder application, phone, ...