The company developed intelligent relay, microprocessor was used to detect the vehicle state: when the engine starts relay in standby state, the switch can control the load and lamps and lanterns, after the engine flameout, relay is closed, how the auxiliary switch literally lights and load are not work, install the relay need not the original-car line, convenient and simple. The relay control system with two road, that is to say two relay integration in this small box, safe and reliable using components, and the relatively small volume, convenient installation on the motorcycle, 20 a, each relay can (240 w) But given the current motorcycle battery is small, it is strongly recommended that users each not more than 10 a current load (120 w) power is too large, extremely easy to damage the car battery and rectifier, and easy to damage the car generator. Therefore, we are into online configuration is 20 a fuse. Fitment: For R1200GS LC 13-18 R1200GS ADV 14-18 R1250GS 19-21 R1250GS ADV 19-20 F750GS 19-20 F850GS 19-20 F850GS ADV 19-20 Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:A:Black & Gray Switch Material:Plastic Package Contents: 1 * Motorcycle Fog Lights Switch 1 * Smart Relay Only 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.