Quadcopter:Pavo20 Pro II Brushless Whoop Quadcopter. 1 Pavo20 II Whoop Duct. 1 Pavo20 Pro II Top Plate. Perfectly paired with a robust 3S propulsion. Durable PA12 Whoop Duct: Featuring a crash-proof construction with a reinforced cross-section design for superior impact resistance and longevity.