Enhance your hand strength and improve your grip with this versatile Hand Grip Strengthener, designed to accommodate users of all levels with adjustable resistance ranging from 5 to 100KG (11.0 to 220.5lb). Crafted with durable materials including high-quality PP and stainless steel, this grip trainer features a thickened spring for long-lasting performance and rust resistance. Key Features: · Adjustable Resistance Range: Easily customize the grip strength from 5 to 100KG (11.0 to 220.5lb) to suit different training needs, making it ideal for the entire family or various rehabilitation exercises. · Automatic Counting Function: Equipped with an automatic counter that clearly displays the number of repetitions, allowing you to track your progress efficiently. The counter can be reset for repeated use. · Durable Thickened Stainless Steel Spring: The high-strength spring offers excellent wear resistance and rustproof qualities, ensuring no breakage and an extended service life. · Ergonomic Non-Slip Handle: Designed to fit comfortably in your hand, the ergonomically shaped handle provides a secure, non-slip grip that accommodates every finger for maximum comfort during use. · Wide Application: Suitable for use in fitness routines, rehabilitation exercises, and as a five-finger grip strength trainer, this device helps improve overall hand strength and dexterity. Specifications: · Item Type: Hand Grip Strengthener · Material: PP, Steel · Battery Information: Built-in Lithium Battery 170mAh (included) Package Includes: · 1 x Hand Grip Strengthener This Hand Grip Strengthener combines adjustable resistance, ergonomic design, and durable construction to deliver a reliable and effective tool for strengthening your hands, fingers, and forearms. Whether for fitness training or rehabilitation, it offers a convenient and efficient way to enhance your grip strength.