3 x 2500mAh LiPo Battery For Parrot Bebop Drone 3.0 Helicopter + 3 Port Balance Charger Buyer Attention :Our real shipping time to USA is 8 to 15 working days. Buyer Attention :Amazon didn't have 8 to 15 working days shipping time option, we need choose other shipping time. 8 to 15 working days is a real transit time for buyer reference . Big Battery capacity : 2500mAh, 11.1V 28 Wh 10C continuous discharge Quick Charging time: Charge 3 batteries Just 70mins