The reusable, electronic security seal for trucks, trailers and vans. Unisto e-Guard Data Trans: combats internal and external fraud and theft in the entire supply chain. The ultimate reusable security seal solution to prevent loss and fraud along the entire supply chain and at the same time Unisto e-Guard Data Trans is the optimal solution to reduce plastic waste. Unisto e-Guard Data Trans easily detects if cargo doors, vans or containers have been opened during transport. This electronic security seal is the ideal solution for the transport and retail industries. The solid construction makes Unisto e-Guard Data Trans also suitable to be used in extreme weather conditions and circumstances, like on the back of a truck.