Discover the advanced capabilities of the WITRN CC1 USB Voltage and Current Meter Tester. This precision device is equipped with a PD3.1 digital display and supports up to 28V Type-C connections. Ideal for monitoring power metrics, the WITRN CC1 meter features a color screen that enhances readability and user experience. Accurate voltage and current measurement. Supports PD3.1 standard for high compatibility. Easy-to-read color display. Compact and durable design suitable for various applications. Enhance your tech toolkit with the WITRN CC1 meter, your reliable partner for power management and diagnostic tasks. Screen: Color IPS, Resolution 160 × 80 Input interface: USB-C (Type-C 24P) Output interface: USB-C (Type-C 24P) Working voltage: DC 4–28V (peak 36V) Working current: 0–6A (short-term peak 10A) Voltage resolution: 0.001V Current resolution: 0.001A Capacity record: 0–9999Wh Measurement accuracy: ±1% Core sampling ADC chip: INA226 (16-bit high-precision) Independent storage chip: EEPROM (with wear leveling algorithm, supports offline recording and data retention during power failure) USB-C male connector: Custom extended high-conductivity copper interface (compatible with most phone cases) USB-C socket: Low contact resistance socket Four-wire Kelvin resistance measurement function: Requires compatible measurement kit (sold separately) PD monitoring function: Software-simulated; compatible with standard public PD devices. Some fast-charging devices may not be supported. Product appearance and printed text may vary slightly between batches; functionality remains unaffected. Color: Red Material: ABS Package Contents: 1 × Voltage & Current Meter Tester Note: Color appearance may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.