• Specification:• Brand Name: Electronic (100% Original)• Item Model: RAK-289.• Dimensions: 98mm*126mm*60mm• Display: Big LCD Digital Display• Pressure measurement range: 20~280mmHg• Pressure accuracy: ±3mmHg(±0.4kPa)• Pulse measurement range: 40 ~199 beats /min• Power System : USB power adapter (4*AAA alkaline batteries not included).• Certificate: CE ROHS FDA SGS REACH SFDA ISO• Warranty: 1 (One Years).• Sphygmomanometer can Systolic, diastolic , pulse rate displayed simultaneously • This digital blood pressure monitor sphygmomanometer can Intelligent automatic pressurization and decompression.• This welby digital blood pressure monitor can Incorrect prompting function.• Automatic shutdown function:1 min after last operation.• This digital blood pressure monitor has 2*99 memories.• This digital blood pressure monitor the IC chip is from Taiwan,so it can measure accurately.• We also have large size blood pressure monitor cuff,you can choose the large size one.Electronic digital blood pressure monitor sphygmomanometer