The Hundred GripCore Hand Grip Strengthener with Counter is designed to improve grip strength, forearm power, and hand endurance through adjustable resistance training. With a resistance range of 5 to 60 kg, it allows users to customize workout intensity according to their strength level and training goals. The built-in rep counter automatically tracks each squeeze, helping you monitor progress and maintain consistent training. Featuring ergonomic non-slip handles and a durable spring mechanism, this compact grip trainer is ideal for gym workouts, home training, rehabilitation exercises, and everyday grip strengthening.