Better security: The adapter is equipped with a fuse and high-quality silicone copper wire to prevent excessive transient current from damaging the battery and equipment. You can use it safely. Perfectly compatible: Works with Makita BL1860, BL1850, BL1840, BL1830, BL1860B, BL1850B Li-ion batteries. Easy to install and locks securely onto your battery. Easy to operate: The adapter features a switch to control the current on or off. It also includes wiring terminals for convenient and secure connection to your device’s power cord. Multi-scene use: The adapter comes with 12.5 inches of 14-gauge wire. Ideal for upgrading power wheels, RC toys, robotics, and DIY projects. Maximum permissible current is 20A. This adapter allows you to safely upgrade your power wheel and enjoy DIY applications. Color: Blue Material: Metal + Plastic Package Contents: 1 x Power Wheels Adapter Set Note: Connect the red wire to the positive terminal and the black wire to the negative terminal. Ensure correct polarity when connecting to your device. If not in use for an extended period, remove the battery from the adapter. Package includes only the items listed above; other products are not included. Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.