Features: 1. This is a steady performance, high security 3 1/2 digital multimeter. It uses LCD with 18.9mm high figure to make the reading clear. 2. The digital multimeter has the function of measuring ACV, DCV, ACA, DCA, Resistance, Celsius and Fahrenheit Temperature, Diode, Continuity. 3. The instrument also has the features of Unit Symbol Display, Auto/Manual Range Selection, Auto Power Offer and Alarm Function. 4. It adopts the directly drivens 8 digits microprocessor and dual-integral A/D converter, which provide the high resolution, high accuracy displaying driver. 5. Because of its outstanding functions, the instrument is an excellent tool and most suitable for lab, factory, maintenance and repair users. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. 2. Objects may have Logo, if you want to know, please contact us. If you mind, please do not bid. Specification: Type: Digital Multimeter Model: 81B DC voltage: 20mV/2V/20V/200V (0.8%+6) 600V (1.0%+4) 200mV (1.5%+20) AC voltage: 2V/20V/200V(0.8%+6) 600V(1.0%+6) DC current: 20mA 200mA/2000mA (1.0%+10) 10A (1.2%+10) AC current: 20mA/200mA/2000mA (1.5%+10) 10A (2.5%+15) Resistance: 200(0.8%+5 2k/20k/200k/2M(0.8%+4] 20M(1.2%+10) Temperature (-20-1000)C <400C(5.0%+10),400C(0.5%+4) (0-1832)F (1.5%+15) Diode check:Yes Continuity:Yes Data hold:Yes Auto power of:Yes Low voltage indication:Yes Continuity buzzers:Yes Overload protection:Yes AC current response: (40-400)Hz Display: 2000 counts Input impedance: 10M/40M Sampling rate: 3times/per seconds Operation way: Auto/Manual range Body color: Black+orange Body Product size:145*71*31mm Include: 1 x Digital Multimeter 1 x Manual 1 x Test Leads 1 x Temperature Probe includes: 1 x Digital Multimeter 1 x Manual 1 x Test Leads 1 x Temperature Probe