AN90 Battery Energizer Powers up to 2 km of fence 0.12 J maximum output energy (0.16 J stored energy)
B500 Battery Energizer Powers up to 5 km of fence 0.5 J maximum output energy (0.67 J maximum stored energy
B2000 Battery Energizer Powers up to 20 km of fence 2.0 J maximum output energy (2.7 J stored energy)
B1200 Battery Energizer Powers up to 12 km of fence 1.2 J maximum output energy (1.7 J stored energy)