Product name: 2.4g wireless remote control receiver set Transmitter plate: 2.2V-4.5V Receiving board: 3.6V-9V Distance: 100 meters (antennas do not need to be thened) Frequency: high frequency 2.4g (to the frequency, multiple sets of simultaneous use not be serial number) Power: high power (motor drive chip is integrated on the receiving board, MOS tube drive efficiency is high, power saving, not triode drive oh! No plate burnin g for current over 2A each way, general applicable to small and medium moto within 380 model) Colour:As Shown Material:Plastic + Metal Package Contents: 1set x remote control receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.