The Kerbl 372034 AKO Powerstation B is a versatile 230V/12V battery electric fence energiser, ideal for mobile applications. This genuine Kerbl unit delivers 2.2 J of stored energy and 1.5 J of discharge energy, with a maximum voltage of 12,000 V. It supports fence lengths up to 45 km (theoretical) and 12 km with light vegetation. Designed for reliability, it features microprocessor control, a control LED for fence and battery status, and an integrated hanging device. It operates via a 12 V battery or a 230 V mains adapter, making it suitable for various animal containment needs including horses, cattle, sheep, goats, and poultry.