Easy to use with its simple, one-handed operation. Eleven customizable depth settings for different skin types make it easy to get the right amount of blood the first time. Designed to be less painful with tapered, 3-sided, lancets that have a smooth polished surface to reduce friction. Precision guided technology minimizes painful side-to-side motion with no vibration in or out. The lancet comes to a gentle stop and then retracts; it only takes a few milliseconds to lance the skin.