Built-in 8Ω 2W speaker

Notice:Not suitable for pregnant or breastfeeding women

67 Hz ~ 40 Hz

Size: see the picture below

and you don't need to worry about it falling off

Upgraded Single Propeller Four Way Remote Control Helicopter, RC Toy Fashion Built-in 8Ω 2W speakerProduct information: Material: PA Nylon Product size (CM): rotor diameter 245mm fuselage length 245mm height 77mm Color box size: 33. 6*25. 4*9. 1CM Product weight (bare metal): 42 grams Use time: about 6 7 minutes Charging time: 35 40 minutes Remote control mode: 2. 4G remote control Remote control distance (m): 80 100 meters Packing list: Aircraft*1, remote control*1, manual*1, USB charger*1, fan blade*2, lithium battery*1