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 series. 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 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. The high-conductivity wire enhances performance and safety by supporting large current flow. The included fuse holder protects against transient overcurrent, helping prevent damage to the battery and equipment. Widely Applicable: This battery adapter allows safe upgrading of power wheel toy cars without modifying existing circuits. Ideal 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, 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 display differences may cause slight variations between the item color in photos and the actual product. Measurement may vary by +/- 1-3 cm.