Technical parameters ● keyboard membrane switch pad with 12 touch buttons ● Operating temperature -10oC to 60oC (14oF to 140oF) ● Case: Aluminum material box as a nickel - gold-plated aluminum, sealing membrane ● bidirectional RS232 serial data output port Windows ? computer interface software ● 1.5 volt power supply 3 alkaline batteries or ● If 5 minutes without the use of automatic shutdown ● Battery status display ● Test Range 0.15 mm to 25.40mm ● Resolution (selectable) + -0.01 mm (0.001 inches) ● Select Units: English & American ● Show 18-inch VGA display (240 x 160 pixels) screen size (62 mm x 45.7 mm) ● Memory capacity 16M ● External dimensions width x height x length 63.5mm X165.0 mm X 31.5. mm ● Weight 0.383 kg (with battery) ● Toolkit testers, probe, 4 (ounces) bottled liquid, 2 AA batteries, NIST certificate and operating instructions ● Requirements: host 1 test probe a 4 oz bottled liquid 2 AA batteries, all equipment and products Operating Manual 1 Safety and services we offer are in line with international food safety standards in the food industry. Our comprehensive after-sales service system to provide appropriate maintenance programs and spare parts at any time. Overview This eggshell thickness tester accuracy is very high, it uses ultrasonic technology to test the shell thickness, so when the test without breaking eggs. Tester made of aluminum shell, environmentally sealed mold, waterproof, even can be safely used in harsh environments. Features ● High accuracy ● LCD display ● retention time on the LCD readout ● Resolution can choose from .001 to .01 mm ● scale units are available in inches or millimeters ● RS-232C Series O system for data print or save computer ● view modes to choose from, allowing users more flexibility in operation. ● Windows software for computer to transfer data (optional) ● CE Compliant