The STIGA E 400 S Battery Simulator is a practical adaptor designed to enhance the performance and ergonomics of STIGA handheld battery tools. Specifically engineered for the STIGA 5 and 7 Series, this device enables seamless connection between your handheld tool and the BH 900e battery harness. By simulating a standard battery pack, the E 400 S transfers power directly from the backpack battery harness, allowing professionals and demanding users to work longer with reduced strain. Its compact and lightweight design ensures improved balance and comfort during extended use, while the sturdy construction guarantees durability in outdoor environments.