The Porodo Lifestyle Smart Dumbbells 2x3KG are designed to enhance your fitness routine with advanced features. Each dumbbell weighs 3 kg and is equipped with a 200mAh rechargeable battery, providing up to 6 hours of continuous use. The Type-C charging port allows for a full recharge in just 2 hours. With Bluetooth V5.1 connectivity, you can sync the dumbbells with your smartphone or tablet to track your workouts and receive real-time feedback. The ergonomic design ensures a comfortable grip, and the non-slip, sweat-resistant surface makes them ideal for home training sessions.