Slide lid design is convenient to use. Dual USB ports can charge 2 devices, such as phones, tablets, MP3, MP4 and other devices simultaneously. Car charger is made of good quality material, durable to use. The length of this product is 6.4cm, the width is 4.5cm. It is suitable for most DC 12V-14V motorcycles, cars, buses, ships, etc. Item Name: Car Charger Material:PC Input Voltage: DC 12V-24V Output Voltage: 5V Output Current: 3.1A Output Power: 18W Size Details: Size: 6.4cm x 4.5cm/2.52" x 1.77" (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: 2 X Screws 1 X Car Charger