Lancing Device, used with the Lancet, work together to collect a drop of blood for Glucose testing. 5 depth settings offers maximum comfort through selecting a proper penetration depth. Easy to carry with a secure-grip body design for safety, smooth gliding mechanism offers reliability and simplicity. Unique Design and Easy to Use - Featuring a Lancet Ejector that easily disposes of the used lancet, hands-free, to prevent accidents and for better safety. Convenient storage. Comes with 800 lancets (VGL01-383), used with the Lancing Device, work together to collect a drop of blood for Glucose testing. 30G Lancets with extra sharpened needlepoints to minimize the discomfort of finger pricking. Lancets are designed to fit most commonly used Lancing Devices. Additional gauges are available upon request