Main Features:<br />Checking your Li-Polymer cells voltage<br />Voltage display function and low voltage alarm funtion<br />Protecting the battery from overcharging or overdischarging<br />Testing the working state of lithium battery<br />Automatic protects against reverse connection<br />It can be used for 1 - 8s Li-Polymer battery<br /><br />    Specifications<br />Specifications<br />  Type: Batteries                                                  <br />                        Feature: Tools/accessories of radio control series toy                                                 <br />Dimension and Weight<br />  Product Weight: 10 g (1PC)                                                  <br />                        Package Weight: 0.060KG                                                  <br />                        Product Size (L x W x H): 4.0 x 2.3 x 1.1 cm / 1.6 x 0.9 x 0.4 inches                                                  <br />                        Package Size (L x W x H): 12.000 x 7.000 x 2.000 cm /4.72 x2.75 x0.79 inches                                                 <br />Package Contents<br />  Package Contents: 5 x Li-Polymer Battery Tester Buzzer Alarm                                                 <br /><br /><br /><br />                                                <br />