Best stick transmitter. T8FB is made with FHSS communication technology and has a 1.2-mile control range with a reliable signal (2KM). Wirelessly connecting the T8FB to iOS/Android apps and PC programs makes setup simple. You may use these tools to specify settings like fail-safe values, end point adjustments, dual rates, four programmable mixing controls, etc. Numerous battery types are supported with the universal JST connection. Technical Features: 1. FHSS pseudo random algorithm 2. Can be used with a 4 pcs AA or 2s-4s LiPo battery 3. Anti reverse protection PROS Multiple models storage Self-adaption of the voltage Includes R8EF 8 Chanels Receiver CONS Might be to difficult to use for beginners