1. DEPTH ADJUSTMENT: The penetration depth of lancing pen can be easily adjusted, can be selected according to the thickness and sensitivity of the skin. 2. FAST SPRINGBACK: Flexible retractable springback design, reduce soreness, ensure small wound surface, fast bleeding, and improve work efficiency, reliable for use. 3. EXQUISITE CRAFTSMANSHIP: Attention to detail, simple operation, no stuck lancet, no shaking, applicable for removing blood stasis, perfect for men and women. 4. PORTABLE 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. 5. STAINLESS STEEL MATERIAL: Lancing device is made of great stainless steel, eco friendly, firm and sturdy, anti rust and stable, no deformation, durable for use. Specification: Item Type: Lancing Device Material: Stainless Steel PackageList: 1 x Lancing Device 1 x Storage Box Notice: 1. This product does not include the lancet and needs to be purchased separately. 2. Storage method: This product should be stored in a cool, dry and well ventilated place, and should avoid direct sunlight and away from corrosive gases. 3. One per person: The blood lancing pen is for individual use only and cannot be shared by many people. 4. Timely clean: Thoroughly wipe the inside and cap of the lancing pen with a cotton swab containing 75% ethanol. 5. One time blood collection: To avoid contamination, use each lancet once and discard it when used up. 6. Dispose of used lancets properly.Home Blood Sampling Pen STAINLESS STEEL MATERIAL: Lancing device is made of great stainless steel, eco friendly, firm and sturdy, anti rust and stable, no deformation, durable for use. Lancing Device DEPTH ADJUSTMENT: The penetration depth of lancing pen can be easily adjusted, can be selected according to the thickness and sensitivity of the skin. Lancet Pen PORTABLE 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. Blood Sampling Pen FAST SPRINGBACK: Flexible retractable springback design, reduce soreness, ensure small wound surface, fast bleeding, and improve work efficiency, reliable for use. Blood Lancing Device EXQUISITE CRAFTSMANSHIP: Attention to detail, simple operation, no stuck lancet, no shaking, applicable for removing blood stasis, perfect for men and women.Best Sellers Rank: See Top 100 in Health & Household. : B0C37GZQ6S. Manufacturer: ZJchao. Date First Available: April 21, 2023. Item model number: ZJchaoh86i2ndcea. Package Dimensions: 6.69 x 1.57 x 1.18 inches; 2.43 Ounces.