Terminal Tender for Round Post Batteries. Accessory Expansion Terminals (-) Negative and (+) Positive Specifically designed to safely add up to six different accessories requiring 6 or 12 volt power to your battery. Includes both positive (+) and negative (-) blocks and fasteners. No need to cut existing cables just relocate them to top posts and connect up to 6 accessories. Stacking being terminals or loose wire ends on battery posts is a bad electrical practice that can cause harm to your accessories due to voltage drops from weak connections. Terminal Tender allows you to properly manage accessory power and make sure all your accessories are getting the full voltage they demand. Excellent for UTV’s and S&S with added accessories like Winch, Charger, Stereo, GPS, Heaters, Plows, Lightbars, Implements and more. Use for both street or off-road applications. ***Designed to be used on UTV’s, S&S, ATV’s & Motorcycles with flat post batteries, (L-terminals). Terminal Tender will fit under most seats on motorcycles where the battery is mounted with little clearance. check “measurements” photo to confirm clearance, If Terminal Tender touches frame or battery box do not use.***