AF1
1. high accuracy and high speed response
2. it can be realized "close loop fuel support compensation" with rc/rcmini plus ecu
3. no need calibration
4. bosch wide band o2 sensor included

DG1
1. motorize afr, volt,timer function with af1
2. extendable function monitorize feature: egt, coolant tempt, boost pressure, etc
3. oled all day viewable display and scratch proof panel design
4. 3 color led highlight and alarm condition setting
5. suitable for all motorcycle models