Before you begin, it is important to understand that wrist monitors are highly sensitive to body position. The CK-102S uses the oscillometric method to detect blood movement through your radial artery. Because this artery is closer to the skin than the brachial artery in the upper arm, precision in your technique is the key to getting a reliable reading. Step 1: Battery Installation and Setup
To clear the memory, press and hold the "MEM" button for several seconds (refer to your specific unit's beep signals, as some versions require holding both SET and MEM). Troubleshooting Common Errors wrist electronic sphygmomanometer ck-102s manual