The adapter is equipped with a fuse and high-quality silicone copper wire to prevent excessive transient current from damaging the battery and equipment.work with for 20V /18V DCB206 Li-ion batteries.The adapter is equipped with wiring terminals, which is convenient for you to connect the cord of the device with the cord of the adapter faster and better. wheels adapter has 12.5 inches of 14 gauge wire installed; You can use it to upgrade your wheels, Rc toys, Robotics DIY etc. Maximum permissible current 20A. This adapter will surely allow you to quickly and safely upgrade your wheel and enjoy the beauty of DIY.Colour:yellowMaterial:Silicone copper wirePackage Contents:1 set x for battery adapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.