Wiring loom. Suitable for use with ACE 50 &125
Label on loom should be the below
36610-27A00 : for Euro 3 type, before September, 2014 ( Normal head light switch )
36610-27A01 : for Euro 3 type, from Sep, 2014 to Oct, 2015 ( Normal head light switch )
36610-27A02 for Euro 3 type Post 2014 (Automatic light on)
You can also see if the 2 pin Diode is at the front of the loom its the pre 2014 and if its mid way by the engine plug its post 2014