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Moniteur de fréquence cardiaque de surveillance du sommeil Q1 Smart Watch

Features: Automatic mechanical movement, no need of battery. Stainless steel band is durable and comfortable to wear. Water resistant (3ATM): Daily water resistance (not for showering and swimming). Time display, luminous hands, classic luxury men's watch design. Perfect for many occasions.

Features: Interchangeable bracket and elastic headband. Convenient to wear, operate and not easy to fall off. 4 kinds of lens in different magnifications to choose(10X, 15X, 20X, 25X), and quick to switch. 2 Adjustable LED lights, provide light in dark places. Both eye patch can rotate 180upand down. Suit for watch repair, jewelry, circuit board, microscopic carvings etc.