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3-Blade Design: Provides optimal thrust and efficiency
Insulation
Quickly weld the battery
Add video alarm of memory card events (function internal test
it finds wide application
Bluetooth 4.0 Audio Receiver Stereo Wireless Speaker Module Magnetic Field Sensor 3-Blade Design: Provides optimal thrustBluetooth Audio Modifier has built in Bluetooth antenna structure is simple, the power supply voltage is 3. 7V~5V version selection, active speakers increase Bluetooth connection function. Audio Power Amplifier Board has 7PIN output interface is spacing 2. 54 through hole, 7PIN output interface is: + power, ground, left a channel, right channel, mute, LED status indicator, reserved port. The LED state port is connected with a 100 ohm resistor in
