Omron Healthcare Singapore PTE Ltd. Offers Upper Arm Type Blood Pressure Monitor with Extra Large and Clear LCD. Omron Healthcare Singapore PTE Ltd. Manufactures all its products in accordance to RoHS directive. RoHS directive refers to the restriction of the use of certain hazardous substances in electrical and electronic equipments. This instrument offers fast & accurate measurements. Upper Arm Type Blood Pressure Monitor with Extra large and Clear LCD features Hypertension Indicator, if systolic and diastolic is out of standard range of 135/85 mmHg, Comfortable Fit Cuff, 90 sets memory with date and time. This instrument detects irregular heartbeat and body movement and displays average of last three readings taken within last 10 minutes. The Upper Arm Type Blood Pressure Monitor with the model number IA1 fits arm circumference of 17 to 32 cm, while the model number IA1B fits arm circumference 22 to 42cm.