Features: It can used to evaluate system power consumption, overcurrent and overloads protections, repair mobile phones and computer, and easily determine system operating status according to the operating current. Constant current and constant voltages charging for various types of batteries. The output current is up to 5A. Quality ABS material ensures the durability and stability of the product. Shipping list: accessory host, banana plug to clip, without power adapters. Specifications: Material: Plastic Size: mixed size Input voltages 5~35V Output voltages 1.3-30V, not exceeding input voltages, without boost Output current up to 5A Two optional output voltages: 12V, 30V Double color voltages and current meter head Package Includes: 1x Constant Current and Constant Voltages Adjust Power Supply Kit note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.