Adapter Compatibility Battery: This power wheel adapter is perfectly compatible with Makita 18V LXT Lithium-Ion batteries, including models BL1850B, BL1860B, BL1830B, BL1840B, and BL1820B. The well-designed battery adapter provides a snug fit, making it easy to install and remove. Wire Harness Connector Compatible: This 18V battery connector is compatible with Peg-Perego 12-volt power wheels. The wire harness safely connects to standard Peg-Perego 12-volt SLA and lithium battery-powered ride-on toys. Two Upgrades Safety: The power wheel converter features 12 AWG thick copper wiring and a 40A fuse for enhanced conductivity and safety. The heavy-gauge wire supports high current flow, ensuring safe operation. The included fuse holder helps protect against excessive current that could damage the battery or equipment. Widely Applicable: This battery adapter allows you to upgrade your power wheel without modifying existing circuits. Ideal for use with ride-on toy cars, RC toys, robotics, and various DIY projects. Important Note: This adapter is not a charger. It delivers voltage and power directly from your battery. When not in use for extended periods, disconnect the battery from the adapter. Color: As shown in photo Material: ABS Package Contents: 1 x Power wheel adapter 2 x Fuse 2 x Screws (random colors, no specific color guaranteed) Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3 cm.