allsun Automotive Multimeter DMM DC Volt Ohm Temp Frequency Diode and Continuity Tester Automotive Diagnosis Tester Test RPM Dwell Angle 1. Not only it can work as a normal multimeter, but also it can be a useful measurement tool for automotive tester. 2. It owns RPM of engine, dwell angle, DC voltage, DC current, resistance, diode, continuity, frequency, duty cycle and temperature etc. powerful measurement functions. 3. 3 1/2-digit LCD, with a max. reading of 1999. Auto power off. 4. Suggest the indoor apply. This product uses LED light to display in ignition system test and battery test. (Maybe difficult to read the LED in the sunlight) 5. Power supplied by 1 piece 9V, 6F22 or equivalent (Not Provided by Seller) Duty cycle DC voltage and current Resistance Frequency Diode Continuity Temperature <span class="a-text-bold">Battery :</span> 12V/34V <span class="a-text-bold">Dwell Angle:</span> 3-4-5-6-8cyl <span class="a-text-bold">DC voltage :</span> 20/35V <span class="a-text-bold">DC current :</span> 10A <span class="a-text-bold">Tech :</span> 0  2000RPM <span class="a-text-bold">Resistance:</span> 200/2k/200k/20M <span class="a-text-bold">Temperature:</span> 0 - 1000C <span class="a-text-bold">Duty Cycle</span>: 5% to 95% <span class="a-text-bold">Diode Check:</span> Approx. 2.8V <span class="a-text-bold">Continuity :</span> Less than 30 <span class="a-text-bold">Power Source :</span> 9V (6F22) battery <span class="a-text-bold">Dimension :</span> 156x78x58mm <span class="a-text-bold">Weight :</span> 290g Manual book Test lead (1 pair)