Adapter Compatibility Battery: This adapter is compatible with 18V Lithium-Ion batteries, including models BL1850B, BL1860B, BL1830B, BL1840B, BL1820B, and others. The well-designed adapter provides a snug fit, making it easy to install and remove. Wire Harness Connector Compatibility: 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 for 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 the battery and equipment from excessive current. Widely Applicable: This adapter allows you to upgrade your power wheel without modifying existing circuits. Suitable for use with RC toys, robotics, and other DIY projects. Important Note: This adapter is not a charger. It directly outputs voltage and power from your battery. If 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 Fuses 2 x Screws (random colors, no specific color guaranteed) Note: Light reflection and display differences may cause slight variations between the item color in the image and the actual product. Measurement may vary by +/- 1-3 cm.