1. T12D, with 12 fully-proportional channels, Excellent Anti-interference Capability,SupportsELRS, TBS , and other mainstream long-range modules to realize most of the aircraft parameters such as protocol, baud rate, WIFI mode, etc. can be adjusted by the T12D. 4000 Meters Control Distance,Mainstream ,Multiple Languages,Real-time Built-In Telemetry of Model Battery Voltage,Humanized and Easy to Operat. 2. Multiple Power Supply Modes,8 pieces of AA batteries, a 2S-4S LiPo or 18650 Lithium battery, or powered by a computer or mobile power bank connected via Type-C cable. 3. Support helicopters, fixed-wings, gliders, multi-, racing drones, football drones, engineering vehicles,racing boats, robots, lawnmowers, bait boats, mechas, and other models on the market. 4. T12D, the 12 fully proportional channels with full models and full functions transmitters,1M bytes RAM Memory, 208MHz Basic Frequency Memory, 2.8 inches, 320*240 pixels 16 colorful screens. three 3-position switches, one