Features: Advanced USB C Power Meter with 12A High Current Compatibility for Fast, Safe Charging of Modern Devices. Features realtime monitoring of voltages (V), current (A), power, charging duration (h), and battery capacity via a large LCD screen for precise data visualization. for enthusiasts, frequent travel, and professional requiring charging diagnostics for smartphones, tablets, and gadgets. Aluminum alloy design ensures portability during business trips, vacations, or daily use to verify chargers performances and optimize device charging efficiency. Builts in overload protections automatically cut power during unsafes current surges while maintaining durability through aluminum construction. Specifications: Materials: Aluminum alloy Size: 38x16.5x9mm Weight: 10g voltages: 4-30V Current: 0-12A Time: 0-99 hours Power: 0-360W Capacity: 0-9999MAH Electricity: 0-99999WH Package Includes: 1PC USB C chargers Tester note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.