Features: Adjustable Hand Grip Exerciser: Ideal for early stages of rehabilitation Very easy to use adjustable tension exerciser Ideal for hand finger wrist or arm exercises Tension Range: The tension range can be set at any level between 10kg - 100kg allowing the tension to be steadily increased as the user regains strength.Tension can be increased or decreased to suit user By simply turning the adjustment knob. Strengthens the Hands: Awakens the body. Helps relieve hand flesh soreness and strengthen finger dexterity. High Strength Thickened Spring: Strong and durable. Stainless steel material wear-resistant and rust-free no breakage long service life. Electronic LCD Screen: Intelligent counting exercise without distraction. Electronic LCD display shows that the number can be cleaned up and reused. Specification: Material: PP TPR Stainless Steel Size: 14.5*16cm Tension Range: 10-100kg Adjustable Notes: 1. Due to different monitors and lighting effects the actual color may be slightly different from the image. 2. Due to manual measurement please allow 1-3cm deviation. includes: 1 *Grip Strength Trainer "