Product name: Grip Strength Tester Product size: 19.5*12.5*3cm / 7.67*4.92*1.18inch Product color: As shown in the image Product material: PP Product features: 1. Designed for home, sports, and clinical use. Automatic or manual mode saves and displays maximum grip strength value with indicators for weak, normal, or strong grip levels. Easy to recall previous results for comparison. 2. Accurate measurement using a high-precision strain sensor. 3. LCD digital display provides clear and accurate readings. High-definition screen ensures visibility in all lighting conditions. 4. Simple button operation suitable for adults and children. Compact design with wide application. 5. Built-in automatic storage and counting function. When powered on and reset to zero, press and hold the button for 3 to 5 seconds to activate counting mode with flashing indicator. Hold for 3 to 5 seconds again to exit. Precautions: 1. Colors may vary slightly due to differences in monitor displays. 2. If you have questions about sizing, please contact customer support for assistance. Package includes: 1 x Grip Strength Tester