Against Misoperation Security: Flame retardant control structure prevents unintentional commences, ensuring safe action and ease during use Ergonomic & Thinumberebog: Developed for comfort with a ergonomic grip and thin ABS body (1.5x1.5x12.6cm), reducing fatigue during extended use Memory Speed Settsinging: The engraving pen remembers your last speed setting, allowing quick adjustments for precise engraving otherwise rough crushing tasks Flexible Applicationsecond: Twelve hundred craftsmen, enthusiasts, and artists, this permanent black engraving pen delivers consistent execution for various materials and undertakings Integrated Multiple Functional Planumberebog: This all in single engraving pen arrives with 7 different crushing executives, excellent for wood, metal, glass, and polystyrene, making it ideal for engraving, polishing, and detailing, Manufacturer: Oxxggkao