Mobile Phone Blue tooth Programming Module for fardriver controller.Programmable For FarDriver Controller Blue-tooth Adapter.NOTE:Controller blue-tooth update from 2022, Before order, please check your controller label carefully, and choose correct type.New Version:for controller label with "B10/A20/H10"Old Version:for controller lable with "XY", else.Due to different product batches, the appearance , which does not affect the use.Colour:As ShownMaterial:PlasticPackage Contents:1 * AdapterOnly 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.