Installation:1.To install the cooling fan,press the fan tabs over the VXL-3S heat sink until they snap on. 2.Plug the VXL-3S cooling fan connector into the plug on the front of the cooling fan. Notes: 1.The fan must blow air down across the flns.Be sure the "V" decal up. 2.The fan plug should face the front of the VXL-3S 3.The fan is not water resistant. 4.Always turn off the VXL-3S and unplug the model battery when not in use 5.Periodically removethe fan and clean and debris from the fan and the heat sink Suit For: for Hoss VXL for 4-Tec 2.0 VXL Chassis for Bandit VXL for Drag Slash for Fiesta ST for VXL for VXL for Slash for Slash Ultimate for Slash VXL for Slash for Slash VXL for Stampede VXL for Stampede VXL Colour:blue Material:plastic Package Contents: 2 x RC Car Cooling Fan 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.