LED Display Hartip 1800 Metal Hardness Tester +/-4HL Accuracy HRC / HRB Hardness Scale HARTIP1800 is an advanced state-of-the-art palm sized metal hardness tester with many new features. Which is light weight, easy operation, integrated design, high contrast display, low operating temperature, auto compensating for impact direction and etc. HARTIP 1800 can be widely used for measuring hardness of almost all ferrous and non-ferrous metal materials for scale of Leeb hardness, Rockwell C & B, Brinell, Vickers, Shore and Strength. HARTIP 1800 has a memory capacity of 400 blocks and 360, 000 data which can be download to computer via USB. The 3.7V Li-ion rechargeable battery inside HARTIP 1800 can be charged via USB from PC or via individual battery charger from mains wall power. With data software for PC, customers can download measuring values from HARTIP 1800 to PC and make process such as save, delete, create testing report and export them to Excel. Details: KEY FEATURES Palm sized and easy operation High contrast LED display Wide operating temperature:-40C~+60C Auto switch on & off Duplex readings on display: HLD value and correspond scale Large digits and more readings alternatively Four display orientations Vast memory capacity: 400K data can be saved No need to set up different impact direction by hand, it can recognize impact direction automatically Principle:Leeb hardness measurement Accuracy:+/-4HL(0.5%HL=800) Display:digital with high contrast LED Display mode:Normal or flip Hardness scale:HL/HRC/HRB/HB/HV/HS/b Measruing range:HL200-960 / HRC19-70 / HRB13-109 / HB20-655 / HV80-940 / HS32-99.5 / HRA30-88 Impact device: D (Internal) D/DL 2-in-1 (Internal, optional) Materials: 9 common metal materials Memory: 360, 000 data in 400 blocks Statistics function: Average / Max. / Min. / value