1, Yu Yue 690B: Its main functions are heart rate detection and screen backlight.
2, Yu Yue YE680A: The main function is heart rate detection, intelligent Bluetooth version.
Second, the characteristics are different.
1, Yu Yue 690B: misoperation reminder, large screen backlight, cuff self-inspection, cuff storage, etc.
2. Yu Yue YE680A: Bluetooth, healthy cloud.
Third, the packing list is different.
1, Yu Yue 690B: sphygmomanometer×1,carrying case×1,armband×1,power supply×1,dry battery× 4, instruction manual×1,etc.
2. Yue YE680A: blood pressure monitor * 1, cuff (arm circumference range: 22cm ~ 32cm) * 1, dry battery * 1 set, instruction manual (attached to Yue product warranty and warranty card) * 1, certificate * 60.
Baidu Encyclopedia-Yuyue 690B
Baidu encyclopedia-yuyue YE680A