According to my feelings, the ergonomics of the bracelet is below average, about 4 out of 10. Arrhythmia is clearly visible on the cardiogram. Suffice it to say that the cost of one Holder monitoring in medical centers starts from $ 20, and in the treatment of arrhythmia they need to be done repeatedly. But in order to reopen the screen and read the missing information, you need to go through all the screens, starting from the first one, through short touches on the touch area. Above – the display and the contact pad of the cardiograph for the finger of the right hand. This is very annoying! If I do not find a rhythm failure on 10 cardiograms taken, then this will be a positive signal for me about the success of the treatment. Language: Russian, English, Chinese They are like the fifth wheel in a cart. App – WearHeart (link to the Chinese site by QR code in the instructions for Android 4.4 / iOS 8.2) Chip – nRF52832 Sensor – BST-BMA253 You have to open the desired screen 2-3 times. Charging time about 4 hours BRACELET FUNCTIONS (with my additions) STEPS, DISTANCE, CALORIES – are counted continuously throughout the day and are displayed on the bracelet. In my opinion, the advertising is done very well, and the photos are a real pleasure. Battery life – 20-40 days With a height of 184 cm, the step is 75 cm, with a height of 175 cm, the step is 68 cm. I suffer from hypertension and arrhythmia. Only one of the first three screens shows the data stored in the module for the number of steps, heart rate, calories burned, calendar numbers, a buggy battery icon and a Bluetooth connection status icon. A strap made of dense and flexible material is connected to the module on studs. Graphs and statistics for a week, a month can be seen in the WearHeart app on your smartphone. I have no problems with the control of hypertension, because.

E04 – fitness bracelet with electrocardiograph (ECG), photoplethysmograph (PPG) and arrhythmia assessment (HRV) functions. The procedure costs a lot of money. Changing the appearance of the screens is done by long touching the touch area around the metal sensor. A complete database for statistics and graphs is stored on the Internet on the user's account, and in order to replenish or view it, you must first turn on WiFi Bluetooth and then log into the WearHeart application. Rectangular bracelet module. If you move carefully, then the steps will be considered with large errors. Protection level – IP67 My photos are only a shadow of what is on the site. Naturally, 3 seconds is not enough to read and remember all the information. PPG chip – HRS3300DS There are 3 types of first screens to choose from in the module. Bluetooth: 4.0 On the module you can see data on the number of steps, mileage, calories burned, heart rate and sleep duration. Data retention time 1 month ERGONOMIC NOTES. Active work time using networks – 6 -13 days I own two Omrons and one mechanical sphygmomanometer. Steps during vigorous walking are registered correctly. The characteristics of the bracelet, given on the seller's website, practically coincide with the characteristics of the previously reviewed good bracelets with a 1.3" display, built on the same element base (with the exception of the ECG chip and the ECG function). ECG chip – TI 129X Module dimensions 45x30x9 mm Polymer lithium battery, 200 mAh Two weeks of intensive use.

Usually, to detect arrhythmia, a device is used that registers a daily electrocardiogram (ECG Holder monitoring) and an appropriate statistical data processing program that calculates the degree of heart rate variation (HRV). All indicators on the display (except for the time) are difficult to read, since their height is 1mm, the data is displayed in different parts of the display and glows for only 3 seconds. Alert via vibration and screen And with the control of arrhythmia, things are more complicated, since it needs to be hunted down. Screen type: IPS TFT, color, 1.3", 240 * 240 However, my arrhythmia was first detected by a nurse on a single 30 second cardiogram, so I came up with the idea to get a home electrocardiograph that I can run repeatedly at any time of the day and analyze the cardiogram. The program selects the length of the step for calculating the distance traveled, taking into account growth. Around the contact pad there is a touch zone of the display, by touching this zone the module is controlled. Control modes: touch or WearHeart smartphone app I strongly advise you to look at the product in all its glory on the seller's website. Below there is an optical sensor, two electrocardiograph contacts and magnetic charging contacts. Strap: two-piece, detachable, TPU or metal, 190×20 mm Two of the first three screens are analog clocks with a static background.