KARCHER LTR 18-30 Battery Limited Edition + Kit / 1.444-313.01

Quick overview from the supplier:

Karcher LTR 18-30 Battery Set Limited Edition +2.445-062.0 Set NEW + Kit 1.444-313.01 Li-Ion / 18 V / 2,5 Ah / 30 min / 30 cm / 7800 r.m. / 1,6 mm