This is the DJI innovations WKM blue tooth LED V2. Now users can change parameters without the need for USB cables or a PC or even Wifi! Simply connect to an iPhone or ipad and the flight parameters can be adjusted on the ground or even during flight which will be ideal for flight tuning and setting up.<br><br>Features:<br>DJI innovations WKM bluetooth LED V2<br>Perfect design for WooKong-M flight control system<br>High quality and stable performance<br>Adjust flight parameters on the ground or even flight<br><br>Specifications:<br>Brand: DJI<br>Part: WKM Bluetooth LED V2<br>Power dissipation: 0.3A @ 6V<br>Suit for: WooKong-M flight control<br><br>Package Information:<br>Package size: 10 * 9 * 1cm / 4 * 3.5 * 0.4in<br>Package weight: 30g / 1oz<br>Adhesive tape package<br><br>Package List:<br>1 * DJI WooKong-M LED V2