JAXJOX DumbbellConnect Connected Adjustable Weight Dumbbell is perfect for targeting the legs, chest, back, arms, shoulders, and core. Its sleek design feels like a standard dumbbell whether you are lifting 8 or 50 pounds. Both ergonomic and versatile. The DumbbellConnect replaces an entire rack of weights and packs 100 pounds into two adjustable dumbbells. Its space-saving design allows you to store it anywhere in your home and makes it easy for you to transport it. See how you are performing during an on-demand workout with JAXJOXs AI-powered performance tracking. Real-time metrics include reps, weight, sets, time, avg power, and total volume.