Brand new      Model: SM8124A      Size:130x72x30mm      Internal resistance Measurement Range: 0.2ohm, 2ohm, 20ohm      Internal Resistance Resolution: 0.2ohm(0.0001ohm), 2ohm(0.001ohm), 20ohm(0.01ohm            Voltage Measurement Rance: 0~2V,2V~20V,20~200V      Voltage resolution:(0~2V)1mV ,(2V~20V)10mV, (20V~200V)100mV      Working Environment temperature: -10~+40& 8451;      Power: One 9V Battery (not included)      Display: LCD.      Low Voltage prompt      Notice:      The instrument should not exceed the test voltage 200V, otherwise it will cause permanent      damage to the instrument      red lead should be connected to high voltage end of the battery (positive side), black lead      should be connected to the battery's low voltage end of the measured (negative side);      The instrument is a micro-power smart meters, remove the batteries when not used      do not test the AC as to avoid damage to the instrument      Color as shown      Material: Plastic            Package Contents:      1x Battery Impedance Meter SM8124A            Only the above package content, other products are not included.      Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.