Features: new and high quality Suitable for all kinds of 3V power supply toy, remote controllers, LED lights, etc. Input red lines positive electrode, black lines negative electrode, line length 13cm, output yellow lines positive electrode, black lines negative electrode, line length 13cm. Suitable for all kinds of battery powered product such as AA, AAA and CR2032. Compact and versatile, this converter module ensures a stable output for a wide ranges of electronic devices. From home to office, our converter provides a seamless power solution for your electronic devices, eliminating the need for constant battery replacements. Specifications: Material:Aluminium Alloy Input: DC12V-24V Output: 3V 5A 15W Size:Approx.43x24x2cm/16.93x9.44x0.78inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Power Converter