· Working Decibel: 39dB
· Main Materials: carbon fiber / Aerial Aluminum Alloy / ABS Composite / 304 stainless steel
· Power Supply: Operation Capacity: 7V~8.4V 1.5A / Input Voltage: 9V-12V
· Compatible Battery: F550/F750 / F970
· APP Compatible Systems: Android/IOS
· Connection: Wireless Connection