XINTE 6 Port Balancing Charge BC-1S06 + Power Adapter 0.5A Charger for Li-po Battery The batteries in picture does not included Protection 1 , full automatic stop function 2 , the chip overheating protection 3 , automatic recharge function USB Output Function In addition to the charger comes with a USB interface as a power supply input , the other can be the external output ( connected DC power supply or battery needed ) , the power supply capacity is 5V, 3A, enough for most USB powered devices such as tablet PCs . Troubleshooting 1, the power light is off - power is not connected ; 2 , the charging light does not shine - the remaining battery voltage is higher, please re-plug power supply Charging Function 1, due to the charger internal protection mechanism, when the power is turned on again after access to the battery charger and the battery voltage is 4V above the initial charge will not be immediate , the charging light does not shine , to be re-plug the charger power after charging will normally ; 2 , the charger can be powered direct interface and USB interface . When using a DC power supply interfaces , maximum working voltage up to 30V. So, using the occasion outfield and portable , you can 2S ~ 6S battery, case, please note that the external battery to avoid battery discharge monitor . When using the USB port power supply , due to the lower current USB port can provide, when using the USB port to charge only 3 -way charging unit at work. That is, can only charge three batteries. When you use a USB -powered , make sure your own computer or USB power supply capacity is large enough ( under 0.5A current case , USB power supply current needs 2A or more ) , so as not to bring you losses. package includes: 1xBalancing Charge 1xpower adapter