Adapter Compatibility Battery: This power wheel adapter is perfectly compatible with Makita 18V LXT Lithium-Ion batteries, including models BL1850B, BL1860B, BL1830B, BL1840B, and BL1820B. The adapter is well-designed for 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 lithium battery-powered ride-on toys. Two Upgrades for Safety: The power wheel converter features 12 AWG thick copper wire and a 40A fuse. The high-quality wiring improves conductivity and allows safe operation under high current. The included fuse holder helps protect against excessive transient current, preventing damage to the battery and equipment. Wide Application: This battery adapter allows you to upgrade your power wheel toy car without modifying the existing circuit. It is also suitable for 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 Power wheel adapter 2 x Fuses 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.