Emergency power • Australian buyer’s guide The BLUETTI AC300 with one B300 expansion battery is a modular battery power system for temporary home backup, off-grid work and larger camping setups. The AC300 supplies up to 3,000W of continuous AC output, while the included original B300 stores a nominal 3,072Wh of energy. Unlike a one-piece portable power station, the AC300 has no internal battery and needs an attached, compatible expansion battery…