Feature: 1. Spring Design: Blood lancing pen automatic rebound, mild pain, small wound, fast bleeding, reduce the time to stay on the skin, safe to use. 2. Advanced Technology: Blood lancing pen uses advanced grinding technology to ensure the sharpness and accuracy of the needle tip. 3. Easy to Use: Single needle, multi needle can be, blood lancing pen simple operation, convenient and safe. 4. Portable, Adjustable: Blood collection pen has a hook design for easy portability; the depth is adjustable to reduce pain. 5. Fine Craftsmanship: Blood collection pen Beautifully made, discolored, rust free, sturdy and durable. Specification: Item Type: Blood Collection Pen Material: Metal Uses: Used to collect uncut blood Wide range of applications, such as cupping and blood drainage, acupuncture, massage, physiotherapy, etc Note: Need to use with blood lancet (product does not need to be purchased separately) Package List: 1 xBlood Collection Pen 1 x Storage BoxFine Craftsmanship: Blood collection pen Beautifully made, discolored, rust free, sturdy and durable. Portable, Adjustable: Blood collection pen has a hook design for easy portability; the depth is adjustable to reduce pain. Easy to Use: Single needle, multi needle can be, blood lancing pen simple operation, convenient and safe. Advanced Technology: Blood lancing pen uses advanced grinding technology to ensure the sharpness and accuracy of the needle tip. Spring Design: Blood lancing pen automatic rebound, mild pain, small wound, fast bleeding, reduce the time to stay on the skin, safe to use.Country of Origin: China. : B0BXHT5N11. Manufacturer: Demeras. Package Dimensions: 7.48 x 3.15 x 1.57 inches; 5.26 Ounces.