Specifications Model: EH101 Color: Gray/Blue Material: Plastic Power: 2 verses of 1.5 volt AAA batteries (excluding) Weight capacity: 90kg/200LB. Specification value: 0.1kg/0.2IBS Features 1. The adjustable central knob allows the equipment according to different hands size and preferences. 2. Equipped with high -precision strain sensor; providing a grip of up to 198 pounds/90 kg, score: 0.2 pounds/100 grams, unit: pound/kg. 3. 19 defined users can choose to store gender and age, and can save and call the test results for each user. 4. Compare the individual test operation of each user of the 19 users, and show that the increase increases, or decreases from the last record. 5. Based on the age and gender data entered by each user, each test operation is rated as "weak", "normal" or "strong" 6. Automatic/manual shutdown, low power/overload indication; 2 AAA batteries (excluding) 7. Switch easily from pounds. Kilogram. At any time, including the last recorded data.