【Buyer attention 】( If the battery cannot be charged, it is the battery is not inserted into the charger bottom position ),See the bottom charging video<br><br> 【Compatible with 】Lithium Polymer Big Capacity Battery,For Yuneec Breeze / Yuneec Breeze 4k Drone /<br><br> 【Support charger】Support Original Charger , you do not need buy other charger for it<br><br> 【Battery parameter】Voltage: 11.1V , Capacity: 1700mAh/18.87Wh <br><br> 【Guarantee】One year warranty , have the problem , contact us ,thanks <br><br>