Description: USB port design is adopted to make this battery adapter be capable of facilitating you to charge your smartphone, camera and other electronic equipment anytime and anywhere. Using the 20V battery on the 18V power device and allowing you to enjoy the long-term operation brought by the 20V battery are what this battery adapter can do, which has stable performance and good professionalization. Mainly made of fireproof ABS, this battery adapter is anti-corrosion and anti-heat. The length of this battery adapter is 10.8cm, the width is 9cm and the height of it is 8.6cm. It is suitable for DeWALT 20V battery and for Milwaukee 18V battery. Item Name: Battery Adapter Material: Fireproof ABS Rated Voltage: 18V Type: 20V Battery to 18V Battery Applicable Products: for DEWALT 20V Battery/for Milwaukee 20V Battery Convert Product: for Milwaukee 18V Battery Features: USB Port Design, Voltage Transformer, Stable Performance Size Details: 10.8cm x 9cm x 8.6cm/4.25" x 3.54" x 3.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Battery Adapter 1 x User Manual (English)