Features: Experience power of tester, a Type C PD3.1 Tester that supports high voltages fast charging up to 50V and is fit most protocols. This multifunctional power meter features a aluminum metal casing with engraving, a 12A high current four way rotating screen, and storage capabilities for comprehensive testing. Ideal for enthusiasts, engineers, and smartphone users who need precise power measurement and protocol compatibilities testing for their devices. Perfect for use in laboratories, workshops, or home, this tester ensures accurate readings and reliable performances for all your charging needs. With its display and memory function, the tester provides operate and convenience, making it a essential tool for anyone look to optimizing their device's charging efficiency. Specifications: Material: Metal Working Voltages: DC4.5-50V Working Current: 0-12A Battery Display: 0-9999WH Capacitance Display: 0-99999mah Power Display: 0-600W Working Temperature: 0-45℃, 32-113℉ Size: About. 43x25x10mm/1.69x0.98x0.39in Pattern: A/B Package Includes: 1pc Type-C Tester Power Meter note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.