Feature Highlights: 1. 180° Screen Rotation: Easily flip the display to use the device in reverse orientation, making it compatible with various charger setups. 2. One-Click Reverse Display: Simply click the AAA interface icon and double-press the button to activate the 180° screen flip setting. 3. Enhanced Power Delivery Protocol: Optimized for compatibility with IOS 87W chargers. Features adaptive cruise control pins for bidirectional power delivery protocol transmission. 4. C-Type OTG Function: Supports digital OTG functionality for Android devices. Activate by using the integrated switch located in the upper left corner. 5. User-Friendly Testing: Designed for simplicity. Perform accurate measurements without complicated operations or procedures. Product Details: This USB Power Meter is a versatile DC Type-C multimeter featuring an HD IPS color screen for real-time current and voltage monitoring. It's built for ease of use, offering straightforward setup and intuitive operation to quickly diagnose your charging devices. The robust power delivery protocol ensures wide compatibility, including with IOS 87W chargers, while the C-type OTG function adds utility for Android users. Its compact design houses precise measurement capabilities, making it a handy tool for checking the health and performance of your USB power sources and accessories. Specifications: Item Type: USB Power Meter Package Includes: 1 x USB Power Meter, 1 x Micro Adapter Voltage Measurement Range: 3.6V ~ 32.0V Current Measurement Range: 0.00A ~ 5.10A Cumulative Capacity Range: 0 ~ 99999 mAh Accumulated Power Range: 0 ~ 999999 mWh Power Measuring Range: 0.00W ~ 150.00W Impedance Measuring Range: 1.0Ω ~ 999.9Ω Temperature Measurement Range: 0°C ~ 80°C USB D+ / D- Voltage Range: 0V ~ 2.999V Update Time: 500ms Measurement Speed: 0.5 times/second Alarm Mode: Siren sound + touch screen alert Product Size: Approx. 61 x 68 x 10.8mm / 2.4 x 2.7 x 0.4in Standby Current: < 0.02A Working Temperature: -10°C ~ +60°C Working Humidity: 10% ~ 80% RH (non-condensing) Working Pressure: 80kPa ~ 106kPa