Specifications: Model: DT838 Measuring range: Max AC Current: 10A Max AC Voltage range: 1000V Max DC Voltage range: 750V Resistance Measurement: 200 Ohm-2000K Ohm range Temperature Test: -40-1000 Power Supply: 9V Battery (Not Included Here) Color: Black Size: Approx. 120 x 66 x 20mm (L*W*H) Scale degree & Accuracy: Showed as in the table: Function Range Resolution Accuracy DC Voltage 200mV 100uV (0.5%+2) 2000mV 1mV 20V 10mV 200V 100mV 1000V 1V (0.8%+2) AC Voltage 200V 100mV (1.2%+10) 750V 1V DC Current 2000uA 1uA (1%+2) 20mA 10uA 200mA 100uA (1.2%+2) 10A 10mA (2%+2) Resistance 200 0.1 (0.8%+2) 2000 1 20K 10 200K 100 2000K 1000 (1%+2) Temperature -40-1000 1 3% Features: 3 1/2 digits, 7segment, 0.5"high LCD Display Max display: 1999, Auto polarity display Small and compact design Overload protection on all ranges Sampling 2~3 times readings per second Diode assembly test / Temperature test/Transistor HFE test Low battery voltage indication