Feature Highlights: 1. High-Precision Measurement – Equipped with an advanced strain gauge sensor, this grip strength tester accurately measures grip force up to 396 lbs (180 kg), with increments as fine as 0.2 lbs / 0.1 kg. 2. Bright LCD Screen & USB Charging – Features a clear, upgraded bright screen that’s easy to read even in low light. Recharge via USB cable for eco-friendly use, or operate with AAA batteries (not included). 3. Easy to Use & Read – The LCD displays all key data on one screen: user code, age, gender, grip value (lbs/kg), and strength rating. It also stores max grip values and tracks whether your grip is weak, normal, or strong for easy comparison. 4. Automatic Data Storage – Saves up to 19 user-customized records. After each test, it shows how much your grip strength has increased or decreased, so you can track progress over time. 5. Versatile Use – Ideal for sports training, home fitness, clinics, and health checks. Grip strength is essential for activities like rock climbing, wrestling, and gymnastics, and serves as a useful indicator of overall health. Product Details: This digital hand dynamometer offers reliable, high-accuracy grip testing for a wide range of users. Built with a durable plastic body, it supports both USB charging and battery power. The bright LCD ensures clear visibility in any setting, while automatic data storage lets you review past results instantly. Perfect for trainers, athletes, therapists, or anyone monitoring grip strength at home. Specifications: - Power Supply: USB rechargeable / 2×AAA batteries (batteries not included) - Color: Black - Material: Plastic - Package Includes: 1 × Electronic Grip Tester (no batteries included) 1 × USB Cable (Only the items listed above are included.) Note: Slight color variations may occur due to lighting and screen differences. Measurement tolerance is ±1–3 cm.