Walkera PERI WiFi FPV 4K Camera Gimbal With GPS Dual Mode Satellite Navigation RC Drone Quadcopter Walkera PERI WiFi FPV Quadcopter Specs Main Rotor Dia.: 185mm Maximum flight rate: 10m/s Maximum rates of decline: 2m/s Maximum rates of rise: 3m/s Frequency: 2.4G/5.8G Transmitter battery: 7.4V 2500mAh LiPo 2S Drone Battery: 11.4V 1720mAh LiPo 3S Flight […]