... banana hardness 4.Fruit test GY-1 Fruit Sclerometer,Durometer,Hardness Tester Specification: Fruit Sclerometer (Fruit hardness Tester), this series includes GY ... apple, pear, watermelon, banana and so on. It’s portable, small on volume and light on weight, display visualized values ... apple, pear, watermelon, banana and so on. It’s portable, small on volume and light on weight, display visualized values ...