1DEPTH ADJUSTMENT: The penetration depth of lancing pen can be easily adjusted, can be selected according to the thickness and sensitivity of the skin. 2FAST SPRINGBACK: Flexible retractable springback design, reduce soreness, ensure small wound surface, fast bleeding, and improve work efficiency, reliable for use. 3EXQUISITE CRAFTSMANSHIP: Attention to detail, simple operation, no stuck lancet, no shaking, applicable for removing blood stasis, perfect for men and women. 4PORTABLE DESIGN: Light weight and in small size, easy to store and carry, can be easily put into your bag, perfect for home, massage salon, beauty salon, etc. 5STAINLESS STEEL MATERIAL: Lancing device is made of great stainless steel, eco friendly, firm and sturdy, anti rust and stable, no deformation, durable for use.