1, Shorten the response speed of the electronic throttle2, the electronic throttle's sensitivity3, Plug and play without external power supply4, 9modes/0-10 degrees adjustable5. It can inio the car mode while revsersing for optional1.The product can the car handling by control the sensitivity of car throttle controller switch,and better adapt to different driving habit and road conditions.2.there are 9 Modes as :P1-Mode AUTOP2-Mode AUTOP3-Mode AUTOP1-Mode ManualP2-Mode ManualP3-Mode ManualNOR-Normal ModeEC-Fuel-efficient Mode AUTOEC-Fuel-efficient Mode Manual3. There are 9 levels ( 1-9) for the acceleration, the acceleration sense from weak to strong is obvious, and no effect the throttle control capability. note: The factory default setting mode is P2.6Style:821colour:blackMaterial:Electronics + MetalPackage Contents:1 * 1 * Cable1 * Adapter3 * Nylon cable tie1 * English manualOnly the above package content, other products are not included.Note: Light 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.