Based on this product's specifications, here are some alternatives and similar models
Vibrating Tamper Hervisa AM 50/5 Rotary by Hervisa
Summary description:
Vibrating tamper Hervisa AM 50/5 Rotary — a compact vibratory compaction tool from Hervisa designed for soil and aggregate consolidation. The AM 50/5 Rotary provides rotary vibration technology for improved contact and compaction efficiency. Suited for small to medium landscaping, trench backfill, pavement edge work and repair jobs where controlled compaction is required.