Designed to help children and adults monitor their peak flow rate in a convenient way. User will be able to know beforehand if an attack is imminent, allowing them to take early action. Also helps manage medicine intake. Can save up to 90 test results, displaying them on its LCD screen. The unit enters a "Battery save" mode when not in use for up to 30 seconds.
1. Size: 120mm x 50mm x 30mm
2. Power supply: 1.5V sum-3AAA batteries 3pcs
3. LCD sisplay size: data results 40mmx20mm
4. Batt. sav. mode: 30 seconds auto shut down
5. Memory: save 90 test results