Tytan 730 Palm Type Aneroid Sphygmomanometer (Auto air release) ('730LF-LF for latex-free version) FEATURES Tytan 730 is a high-quality sphygmomanometer with ergonomics design. The air release valve is conveniently regulated by easy-press-button control. 1. Palm-style model, single-tube analog sphygmomanometer 2. Latex-free bulb for pumping up the cuff 3. Suitable for right or left handed users 4. Precision air release valve to deflation the air at a rate of 2-4 mmHg per second 5. Micro-filter protects air release valve and measuring system 6. Specially tempered copper-beryllium diaphragm, almost non-aging 7. The precision movement guarantees reliable measurements 8. Easily legible scale Ø50 from 0 to 300 mmHg 9. Maximum error tolerance of +/- 3 mmHg 10. In deluxe nylon zippered case 11. Comprehensive selection of different sizes and versions of cuffs 12.730LF come w/PVC Bladder ,Bulb and Tube