Advantages:

One-button Operation----easy to use.
Fashion Design----stylish appearance is more popular.
Environmentally Friendly----materials are strict screened,safer for baby.
Comfortable To Hold----more ergonomic design,better experience.
1 Second Measurement----fast measurement, no waiting any more.
Suitable For Sleeping Baby----it can be used even if baby is sleeping.
Avoid Cross Infection----non-contact measurement,safer for baby.

https://berrcom.en.china.cn/productlist.html?spm=_cp.88.29