The QTLLBT smart watch is a sleek and modern fitness tracker with a black rubber band and stainless steel case. It features Bluetooth connectivity and is compatible with both Apple Watch OS and Android operating systems. The smart watch includes a pedometer, heart rate monitor, and blood oxygen tracker, making it a comprehensive fitness tracking device. With its 44mm case size and unlocked network capability, the QTLLBT smart watch is a convenient and stylish accessory for those looking to monitor their health and fitness.
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