Item Type: Fruit Hardness Tester Material: ABS Model: GY-4 Power Supply: rechargeable nickel-cyanide battery pack 220V/AC (battery included) Battery Capacity: 1000mAh Purpose: Fruit hardness measurement Display: LCD display with backlight, screen digital forward and reverse function Data Output Function: data can be input to the computer through the data line for various analyses Peak Hold Function: keep the peak display until it is manually cleared Automatic Peak Function: keep the display peak time adjustable Package List 1 x Hardness Tester 2 x Indenter 1 x Computer Cable 1 x Optical Disc 4 x Screw 10 x Spring Cushion 1 x Nut 1 x Manual 1 x Tool Box NoteDo not use the instrument in a humid environment, a dusty environment, a place where oil or chemicals is used, or a place with an earthquake source around, so as not to cause damage. Large‑screen LCD display, backlight function (suitable for night use), and the screen digital forward and backward reversal function The accurate value of the gravity acceleration of the place of use can be input by oneself to make the test more accurate Fruit hardness meter has peak hold function, automatic peak function and data output function