Adapter Compatibility Battery: This adapter is compatible with 18V Lithium-Ion battery series, including BL1850B, BL1860B, BL1830B, BL1840B, BL1820B, and others. The well-designed adapter provides a snug fit, ensuring easy installation and removal. 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 12-volt lithium battery riding toys. Two Upgrades Safety: The power wheel converter features 12 AWG wire and a 40A fuse. The thick copper wire enhances conductivity and safety, supporting high current flow for reliable performance. The included fuse holder helps protect against excessive current, preventing damage to the battery and equipment. Widely Applicable: This adapter allows for a safe upgrade of your power wheel toy car without modifying the existing circuit. Ideal for use with RC toys, robotics, and various DIY projects. Important Note: This 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 wheel adapter, 2 x fuses, 2 x screws (random colors, no specific color guaranteed) Note: Light reflection and display differences may cause slight variations between the image and actual item. Measurement may vary by +/- 1-3 cm.