... Series Fruit Sclerometer has four model: GY-1,GY-2,GY-3 and GY-4(Digital). I.Product Name:AGY Series Fruit ... SclerometerAGY Series Fruit Sclerometer has four model: GY-1,GY-2,GY ... and grapes,etc.It is a suitable instrument for fruit company,fruit farm,fruit research institutions to test the ripeness of fruits,with ...