Adapter Compatibility Battery: This power wheel adapter is perfectly compatible with 18V Lithium-Ion battery series, such as BL1850B, BL1860B, BL1830B, BL1840B, BL1820B, etc. 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 connector 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 improves conductivity and safety, allowing for high current flow to ensure safe operation. The included fuse holder helps prevent excessive current from damaging the battery or equipment. Widely Applicable: This battery adapter is ideal for upgrading your power wheel toy cars without modifying the existing circuitry. Suitable for RC toys, robotics, and other 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 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 shown in the image and the actual product. Measurement may vary by +/- 1-3 cm.