The CK-145 is an advanced clamp model aneroid sphygmomanometer with a large face. It has the new self-zero function and can be attached on sickbed using an attaching clip. It also features a glow-in-the-dark scale and a round aneroid scale. Measurement ranges from 0 mmHg up to 300 mmHg. The inflation of cuff and air release are done manually. The cuff is made of deluxe nylon or cotton fabric and is 511x145mm in size.