Adapter Compatibility Battery: This power wheel adapter is perfectly compatible with Makita 18V LXT Lithium-Ion batteries, including BL1850B, BL1860B, BL1830B, BL1840B, BL1820B, and other 18V models. The adapter is well-designed for 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 12V SLA and lithium battery riding toys. Two Upgrades Safety: The power wheel converter features 12 AWG thick copper wire and a 40A fuse. The heavy-gauge wire improves conductivity and safety, allowing high current flow for reliable performance. The included fuse holder protects against transient overcurrent, helping prevent damage to the battery and equipment. Widely Applicable: This battery adapter allows you to upgrade your power wheel toy car 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 directly outputs voltage and power 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.