USB Powered Conveniencemail: Operates through 5V 2A outlet in power for stable execution in polishing, engraving, and detail work lacking battery hassles Global Toss ( 0.5 3.2mm): Two.3mm grip safely holds divisions from 0.5mm to 3.2mm, offering agreement with varied addons for flexible crafting and undertakings Compact & Transportable ( 168x25mm, 90g): Its thin 25mm diameter and 90g weight make it simple action in tight spaces, ideal for on proceed hobbyists otherwise workshop use 3 Speed ( 5000 15000): Easily change between 3 speed settings to handle various materials like wood, polystyrene, and metal for precise engraving, drilling, otherwise polishing Ergonomic ABS Grip Planumberepeat: The thin ABS body with ergonomic handle furnishes comfortable control for extended engraving and polishing tasks, reducing hand fatigue during detailed work, Manufacturer: ERRORY