Features:1. New and high quality2. CMOS integrated circuit and dual slope A/D conversion， auto zero and select polarity3. 70 x 40mm big lcd screen， word size up to 25mm4. The best display visual angle is approx 70��5. It will auto turn off after starting up 25 minutes6. High reliable measure range and 32 gears are more effective to avoid false operation7. Support transistor add Diode testSpecifications:1. DC Voltage: 200mV-600V ��(0.5����2dgts)2. AC Voltage: 200/600V ��(1.2����10dgts)3. DC Current: 200uA-10A ��(1.0%+2dgts)4. Resistance: 200����2M�� ��(0.8����3dgts)5. Power Supply: 9V，6F226. Max. Display: 1999 7. Dimensions: 5.9 x 4.13 x2.05" / 15 x 10.5 x5.2cm8. Weight: 10.02oz / 284gPackage Includes:1 x Digital LCD Multimeter Voltmeter Ohmmeter Ammeter Notes:1.Pls do not change the inner circuit to aviod damaging the ammeter2.Do not connect it to the voltage over 1000VDC or 750VAC3.Make sure not connect the error measure range4.Pls do not use the ammeter if the back cover is wrong5.Pls remove the pen and cut off the power before replacing battery and fuze