The Quick-Charge Unit L 2015 can charge simultaneously two BA2015 accupacks separately or inserted in 300 G2 series or 500 G2 series bodypacks. It offers quick-charge, d-u recognition for complete charge and switch to trickle charge. The L2015 can be cascaded to a three-pack. Power supplies NT1 (for one L2015) or NT3 (for two or three combined L2015) have to be ordered separately. Only BA2015 battery packs can be charged in the L2015.