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 designed to work 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 for Safety: The power wheel converter features 12 AWG thick copper wiring and a 40A fuse. The high-quality copper wire enhances conductivity and supports safe operation under high current loads. The included fuse holder helps protect against transient overcurrent, preventing damage to your battery and equipment. Widely Applicable: This battery adapter allows you to upgrade your power wheel without modifying the existing circuitry. It is suitable for use with RC toys, robotics, and various DIY projects. Important Note: This power wheel adapter is not a charger. It delivers voltage and power directly from your battery. When not in use for extended periods, remove 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.