●SP mode：suitable for mountain & racing in very senstive throttling.
●Ec mode：suitable for driving in city within econimic fuel consumption.
●3 mode：(SP 9 steps、 nor、Ec 7 steps )
●Voltage：press MODE for 5 secs. at normal mode switch to Voltage mode.
●Easy installation：use special model specific harness.
●Power interruption memory embedded：except the initial set up, the latest use's mode will be recalled without further sretting set again.
●Easy Setting：Fit to all application (special mode excluded)
●Remove plug：Please reset all settings once OBD II or haness connector was removed.