AKO Duo Power X 4000 fence energiser DUO 12V / 230V 12 V / 230 V DUO device with extremely high output power for longer fences, also with vegetation fence monitoring indicator separate battery monitoring indicator ideal for use also with strong animals and for deterring wild animals recommended solar module: item no. 375251 - 25 Watts with side ON/OFF switch Suitable for pasture fences with tape, strand, rope and for willow nets