Gifi Power Pack 4S Cells mAh Battery Type: Lithium Polymer.<br> High Capacity 8050mah. Longer flying time.<br> Light weight. Compact design.<br> Capacity: 4S 14.8v 8050mAh<br> <br> Note: Battery can be charge with original Yuneec charger. Compare to the original yuneec cells, same size ,BMS board has the same function, capacity, select and rematch every single cell voltage, capacity, pack it and make it to one most consistent battery. Stable;After 20+ cycle,The voltage difference is 30mv+ lower than all the current brand in the market.<br><br> Condition: Brand New<br><br> Features:<br> High capacity, enjoying much longer fly<br> Over charge and discharge protection<br> Over current and voltage protection<br> Short-circuit protection<br> Light weight and compact design<br> DISCLAIMERS: The names YUNEEC are used for the sole purpose of description and/or identification only. These names are copyrights of their respected owners. We do not intend to infer any connection, affiliation, and/or ownership of us and any other company. Before use, Please understand that this is a very powerful long lasting battery and you must understand that by using such power, you are solely responsible for everything in the air and on the ground.<br> After-sale Service: 30 days money back and 12 Months limited warranty. Hassle-free friendly customer service.