Wire Harness Connector Compatible: Perfectly compatible with all Peg-Perego 12-volt ride-on toys, this wire harness connector safely connects to standard 12-volt SLA and lithium battery ride-on toys. Battery Adapter Compatible: Designed for Milwaukee M18 18V lithium batteries, compatible with models 48-11-1815, 48-11-1850, 48-11-1820, and 48-11-1840. The battery adapter features a secure fit, making it easy to install and remove. More Convenient: The battery adapter includes a wire harness connector, fuse holder, three 40A fuses, screws, and drywall anchors. These accessories simplify DIY installation and are ideal for 12V riding toys. (Note: battery not included) Widely Applicable: Use this battery adapter to power standard 12-volt SLA and lithium battery ride-on toys. Maximum allowable current is 20A for 12AWG wires. Safely upgrade your power wheels toy cars without modifying existing circuits. Important Note: This power wheels adapter is not a charger; it delivers voltage and power directly from your battery. If not in use for extended periods, remove the battery from the adapter. Wire Harness Connector Colors: Blue, Red Material: Plastic Package Contents: 1 x Battery adapter with wire harness connector, 3 x 40A fuses, 3 x screws. Only the items listed are included. Note: Lighting and display differences may cause slight variations in color. Measurement may vary by +/- 1-3 cm.