Description: 【Proper Compatibility】: The 13.8V Charger is specifically designed as a replacement power supply for 20V Tire Inflator. With size 14.8 cmx7.4 cmx4.6 cm/5.83 inchx2.91 inchx1.81 inch 【Reliable Corded Power】: Run your inflator directly from any standard 120V US wall outlet. This 13.8V /DC adapter provides a steady and sufficient stream of power, making it ideal for extended use 【Advanced Safety Protection】: This power adapter is built with multiple safety features, including over v, over current, overload, and short circuit protection 【Extended 6.8ft Reach】: This power supply features a total cable length of 6.8 feet, giving you ample flexibility to position your inflator and easily reach all four tires on a vehicle without needing an extra extension cord 【Plug and Play Convenience】: The package includes a 13.8V Power Supply Adapter and a US Power Cord. Simply connect the adapter to your inflator's external power port and plug it into the wall to get started immediately Specification: Material: ABS Plastic Size Chart: 14.8 cmx7.4 cmx4.6 cm/5.83 inchx2.91 inchx1.81 inch Package Includes: 1 13.8V Power Supply Adapter 1 US Power Cord Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.