digital portable hardness tester for fruit

Name : Fruit hardness Tester, Fruit Sclerometer, Fruit Penetrometer Model: GY-4 Introduction: 1.Can store 896 peaks of data .The LED show the peaks of data,and get ride of the data . 2.Can output data,analyse the data by connected with computer. 3.With digital peak value holding function,hold the peak value for 2 seconds and the peak value will be automatically canceled . 4.Green environmental-protective:If you do not operate the machine after 10 seconds, the machine will be shouts off automatically. 5.High-quality Charging power supply. 6.Charging power range : 100V-240V 7.Working conditions: no source and corrosive medium.