Razor 24 Volt 4.5 Ah High Performance Battery Pack with Single 3-Prong Connector for E100 & E125 (Versions 10-15) & E150 (Versions 1-5) Note: Model versions can be determined based on the product ID code on your Razor product. The product ID code can be found on the battery cover and/or on the bottom of the frame. The 7th and 8th numbers in your product ID code are the version number of your Razor product (e.g. "01" = Version 1, "02" = Version 2, etc.) Note: Very Simple Assembly Needed Instructional Diagram Included Slide on Terminals! No Soldering! Easy Installation! Diagram Included! High Performance 12V 5ah (2) SLA Battery Rugged Construction Fully Charged Ready to Ride! 1 Year Warranty!