1PCS USB aging discharge load power resistor mobile power supply test accessories 15 kinds of current detection load 3Currentdualswitchload Key benefits Enables safe, repeatable aging and discharge testing of USB mobile power supplies and power banks. Provides 15 selectable current loads for precise characterization and verification of performance under various discharge rates. Includes a threecurrent dualswitch load control for flexible testing configurations, allowing quick changes between load settings. Serves as a dedicated test accessory to simulate realworld load conditions, helping identify weaknesses and ensure reliability. Key attributes Functionality: USB aging discharge load power resistor designed as a test accessory for mobile power supplies and USB driven devices. Compatibility: Intended for USBbased power sources and related test setups; supports standard USB interfaces used in mobile power testing. Current load options: 15 kinds of current detection load, enabling a range of discharge currents for thorough testing. Control: 3Currentdualswitchload configuration provides multiple load settings via a dualswitch mechanism. Quantity: 1 piece per package (1PCS). Size and material: Size and material are not specified in the listing. Performance: Purposebuilt to assist in aging, discharge, and currentdetection testing of USB power supplies and related equipment. Detailed usage and applications Use case 1: Test and verify USB power banks and portable chargers by applying controlled discharge at different currents to assess capacity, protection features, and runtime. Use case 2: Characterize USB wall adapters, USB hubs, and other USB power supplies by loading them with specific current levels to observe voltage droop, heat generation, and regulatory compliance. Use case 3: Laboratory or workshop aging/discharge testing of USB powered devices to simulate longterm usage and identify potential reliability issues. Notes This description reflects the features listed in the product title: USB aging discharge load power resistor, mobile power supply test accessory, 15 kinds of current detection load, and 3Currentdualswitchload. Size and material details are not provided in the available information; please consult the product listing or vendor for exact specifications if these attributes are critical to your .