"Secure" tools, accessories, measuring equipment, portable forklifts, pallet trucks, laptops, construction machinery accessories, containers, vibratory plates, swap bodies, load carriers, tool cubes or compressors with the Self-sufficient asset trackers with accumulator/battery or with BLE-tags. Always have an overview. The vehicles with OBIDY, SPEEDY or TachoTiTAN serve as a gateway for the communication of the BLE tags (Bluetooth Low Energy, any smartphone is able to).