Main Features:<br />Standard USB2.0 connector<br />Measuring Range: DC 3V-8V? current 0-3A; The accuracy is ＼1%<br />Can easily measure the output voltage of a USB power <br />Can easily measure the operating current or load voltage plug <br />compatible with USB interface? cell phone charger? USB flash drive? etc<br />Charging voltage and current can display in a second <br />Does not support discharging function<br />Widely used by factories? labs and more<br />Mini size for ease of carrying<br /><br />    Specifications<br />Weight and Dimension<br />  Product Weight: 0.014 kg                                                  <br />                        Package Weight   : 0.070 kg                                                  <br />                        Product Size (L x W x H)  : 6.5 x 2.2 x 1.4 cm/2.6 x 0.9 x 0.6 inches                                                  <br />                        Package Size (L x W x H)  : 14 x 10 x 0 cm                                                 <br />Package Contents<br />  Package Contents: 1 x Current and Voltage Meter Tester                                                 <br /><br /><br /><br />                                            <br />                                                <br />