Main Features:<br />Charging 4 battery at one time<br />Over charge protection for every charging port<br />Short circuit protection<br />No battery included<br />Item Name: 4 in 1 battery charger + USB<br />Voltage input: DC 5V<br />Voltage output: 4.2V ＼ 5 percent<br />Current output: 500mAh<br /><br />Charging time needed for reference:<br />Charge 4 x 240mAh batteries: About 1.5h<br />Charge 4 x 380mAh batteries: About 2.5h<br />Charge 4 x 500mAh batteries: About 3h<br /><br />Compatible RC quadcopter battery:<br />Hubsan: H107 H107L H107C H107D<br />Walkera: QR Ladybird<br />Wltoys: V202 V939 V252 V343<br />UDI: U816 U816A U830<br />JXD: 385 388 392<br />Syma: X5 X5C<br />MJX: X100<br />FY: FY310 FY310B<br />YIZHAN: X4<br />DFD: F180<br /><br />    Specifications<br />Specifications<br />  Type: Spare Set? Chargers and Cables                                                 <br />Dimension and Weight<br />  Product Weight: 0.023 kg                                                  <br />                        Package Weight: 0.05 kg                                                  <br />                        Package Size (L x W x H): 10.3 x 8.5 x 2.5 cm / 4.05 x 3.34 x 0.98 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Charger? 1 x USB Cable                                                 <br /><br /><br /><br />                                                                   Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys? knives? etc.)? we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />  Disclaimer: <br />We do not accept any responsibility or liability for the incorrect purchase of our products.  All of the products on the website are extensively tested to comply with rigorous and strict QC standards.  For all of our clothing products? items and accessories? please take careful note of the precise measurements? mainly shown in centimeters (CM).  As part of our company policy? we will not be able to accept returns or provide refunds for items which are the wrong size.<br /><br />                                                <br />