DescriptionThis item is a aluminum alloy painless lancing pen, which is easy to control and adjustable. This pen can take out blood to monitor their glucose levels. It just for personal use, not many people share. Just press it, it can work for simple and convenient manipulation.Features- Color: Silver. - Material: Aluminum alloy. - Size: About 13x1.9x1.9cm. - Made of high aluminum alloy, fine workmanship and durable. - Safe and hygienic, replace disposable blood collection needles to prevent cross-infection. - Easy to use, suitable for fingertips or earlobe. - The pain is slight, and the depth of penetration can be adjusted. - Simple operation, just one click. Three heads for blood sampling. - Note: Not include the needle.