Features: Large LCD display provide clear data display and wide viewing angle. Independent silicone button to set voltage or current, a key to enter and exit, fast and concisely. Double snap shell, more stable connection between upper and lower boards. Builted in buzzers with button prompts and alarm prompts. With cooling fan. Independent architecture of the upper and lower boards, replace the display board at will, and the power supply power boards can also be used independently. Specifications: Materials: Plastic shell Input voltage: 7-36V Output voltage: 0.5-40V Output current: 0-8A Output power: 150W Voltage resolution: 0.01V Current resolution: 0.01A Data group storage: 11 groups Conversion efficiency: around 88% Size: about 83x48x48mm/3.27x1.89x1.89inch Package Includes: 1pc Power Converter note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.