<b>Product Details:</b> <br>Battery Type: Lithium-ion polymer <br>Battery Capacity: 5400mAh <br>Battery Voltage: 11.1V <br>Condition: Brand New <br><br><b>Features:</b> <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><br><b>Package includes:</b> <br>2 x Replacement Batteries for Yuneec Q500 Q500+ Q500 4K Typhoon G RC Quadcopter