Overview With this 4500mAh 6S LiPo flight battery, Fisherman Max max flight time of up to 30 mins, and it has enough thrust to main its stability in wind speeds up to 40 mph(18m/s). Specification: Capacity: 4500 mAh Voltage: 22.2V Type: 6S LiPo Size: 8.6*4.7*2.5 inch / 219*119*65 mm Weight: 2.8 lbs / 1255 g Working temperature: 32℉ ~ 104℉ / 0℃ ~ 40℃ Charging Time: 80 mins Max Charging current: 8A Safe Charging current: 4~5A In the box: 4500mAh 6S LiPo Flight Battery x 1pcs Compatibility: Fisherman Max