Full-featured Betaflight configrator in your pocket Upgrade FC firmware via App Full-featured BF/iNav configuration XT60 & PH2.0 battery connectors 1-6S power input Upgrade your flight controller via App! The WiFi chip in the Adapter 2 which greatly improves the transmission speed and makes it possible to upgrade your flight controllers The whole upgrading process costs only 2-3 minutes. The firmware flashing currently only supports Betaflight via WiFi connection to the Adapter 2. Full-featured BF/iNav configuration. Now the SpeedyBee Adapter 2 is a full-featured mobile BF/iNav configurator. Just go to the field to fly without carrying a heavy laptop. Power the whole thing with one battery. Soldering work should be done on the user end on the previous generation. But the Adapter 2 now has built-in XT60 and PH2.0 connectors which both support 1-6S LiPo batteries input*. As the Adapter 2can power your flight controller, you don’t need another battery to power your quad. *For 1S batteries, 3.8V or above is requried. Because some(very few) quadcopters may consume a lot of current, and the output voltage of the adapter 2 will be greatly reduced. Includes 1 x Adapter 2 Product Name Speedy Bee Adapter 2 Power Input Voltage Range 1-6S(3.8V for 1S) Power Input Interface XT60-Male, PH2.0 male Case Meterial Heat-shrink Tubing Liquid Silicone Cable Length(Pure Wire) 10cm Net Weight 21.8g WiFi Transmission Distance 3 meters Standby Working Current Under 5V 120mA Maximum Output Current 200mA @5V Dimension(Main Body) 18*18.5*42mm