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[Music] hello everyone my name is rob and i'm a postdoctoral scientist based in vienna austria in this video i do a comprehensive set of scientific tests on the huawei watch gt2 pro first i'll test the quality of the sleep tracking against a scientific eeg monitor second i will test the heart rate measurements and finally i will evaluate the accuracy of the step counter on my channel i've tested many different sleep apps and sleep trackers so far i've not tested a huawei device with the truesleep algorithm yet so this analysis of the gt2 pro will be the first look at how that algorithm performs additionally when it comes to the heart rate measurements the gt2 pro uses the truescene 4.0 plus technology and it will be interesting to see how this performs as always i do not want to waste your time so timestamps are in the description below and also on the timeline [Music] before getting to