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 enhances conductivity and safety, allowing high current flow for safe operation. The included fuse holder helps protect against excessive transient current that could damage the battery or equipment. Widely Applicable: This battery adapter allows you to upgrade your power wheel without modifying existing circuits. It is suitable for use with RC toys, robotics, and other DIY projects. Important Note: This power wheel adapter is not a charger; it only outputs voltage and power directly from your battery. If not in use for an extended period, please 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 requests accepted) 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.