No question, adding toasty heated grips to your bike can only increase your cool weather riding time, and Hot Grips is one of the best units going. Their ribbed pattern and molded material feels comfortable and is secure all year round. The kit comes with a complete wiring kit with resistor, switch, and installation instructions. Draws 24 watts on low and 36 watts on high. 4.75 in. X 7/8 in.