Based on this product's specifications, here are some alternatives and similar models
Sheet Sander Fieldmann FDB 2004-E 150 W 11,000 RPM 187×90 mm Black/Green
Summary description:
Fieldmann FDB 2004-E is a portable sheet sander with 150 W input power and an idle speed up to 11,000 RPM. It features a 187 × 90 mm sanding plate, AC power (230 V) and a sound power level of 87 dB. Weighing 1 kg and finished in black and green, the sander is suited for surface leveling, paint removal and fine sanding of wood and composite materials.