Product Details Features Highly elastic precision steel The hand gripper is made of high-quality precision steel. This steel structure has excellent elasticity, allowing users to perform effective hand and finger exercises. The elasticity ensures consistent and challenging resistance with each grip, promoting muscle development in the hands and fingers. Electronic counting and timing This hand gripper is equipped with electronic counting and timing functions, allowing you to easily monitor your training progress. You can set a specific workout duration, which is essential for achieving optimal training results. Whether you want a quick, high-intensity training session or a longer, more endurance-oriented session, the counting and timing functions can help you stay on track. Durable and sturdy construction The handles are built to last. Its durable and sturdy construction can withstand intense workouts. The materials used in its manufacturing have sufficient strength to ensure that the handles will not break or deform easily even under continuous forceful gripping. Wear-resistant, rust-free, break-free These handles are made of top-quality materials and are extremely wear-resistant. This means that they can resist damage and breakage during long-term and intense use. In addition, they are also designed to be rust-free, maintaining their performance and appearance for a long time regardless of the environment in which they are used. Ergonomically designed TPR handles The handles feature TPR (thermoplastic rubber) grips. These handles are ergonomically designed to fit comfortably around each finger, providing a secure and comfortable grip. The ergonomic design not only reduces the risk of the handles slipping during use, but also minimizes hand fatigue, allowing you to train for longer periods of time without discomfort. Wide resistance range The handles offer a wide range of resistance levels, adjustable from 10KG (22LBS) to 120KG (264LBS). Such a wide range makes it suitable for users of all strength levels, from beginners looking to build basic hand strength to advanced athletes looking to enhance grip strength for specific sports or activities. Specifications Part Name: Electronic Handle Material: Steel, TPR Size: 160*120mm/6.3*4.7in Color: Black Resistance Range: 10KG (22LBS) - 120KG (264LBS) Package Contents 1 * Electronic Handle Note The actual color of the item may be slightly different from the picture shown on the website due to factors such as monitor brightness and light conditions. Due to manual measurement method, slightly different measurements are acceptable.