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The WHOOP 4.0 Device comes with an Onyx Band, Battery Pack, and 12 Month Membership, making it a comprehensive fitness technology package. This activity tracker provides a range of measurements including heart rate, respiratory rate, blood oxygen, calories, and skin temperature. With a battery life of up to 5 days and features like sleep tracking, wireless charging, and waterproof design, this device is ideal for indoor and outdoor activities like gym training and running. Made with Onyx SuperKnit material and designed for unisex adults, the WHOOP 4.0 is a reliable tool for tracking and improving your fitness levels.
