• WITRN Grey CNC U3 Alloy Version USB Tester Voltage Current Meter PD3.1 Cheater PPS Fast Charging UFCS Aging EPR

WITRN Grey CNC U3 Alloy Version USB Tester Voltage Current Meter PD3.1 Cheater PPS Fast Charging UFCS Aging EPR

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WITRN Grey CNC U3 Alloy Version USB Tester Voltage Current Meter PD3.1 Cheater PPS Fast Charging UFCS Aging EPR

U3 Configuration:

- ARM M4 240M CPU
- PD3.1 28V
- 5A high current (10A max)
- 3.3 ~ 28V voltage
- For TI independent high precision ADC
- Gravity sensor
- Aluminum alloy CNC
- Tempering glasses
- Professional functions for engineer: 8M high-frequency ripple spectrum, 6 Frequency point automatic frequency tracking, ripple comprehensive data analysis, UFCS fusion protocol, PD, VOxC virtual data cable, VOxC data cable detection, A/C port vertical riser firmware, MIPD A port monitoring, MIPD A port PD, analog switch isolation conversion, measurement of external load line resistance, APP mini program function.

Introduction:
- Special mold-made with a thicken PC shell
- With WITRN WIOS RTOS real-time operating system
- Boast WITRN WIUI multi-window concurrent UI interface
- Featuring WITRN Next-Gen mobile phone protocol real-time tracking system

Features:
- WITRN U3 USB voltage current meter
- Support detection for a variety of fast charge protocols
- Accurate detection for quick protocol detection
- Rich hardware and software functions
- WITRN RTOS real-time operating system + WIUI
- 240MHz MCU with FPU hardware acceleration. High-speed processor with multi-task concurrent processing capability
- Four in one WIOS+WIUI+PC+BLE APP
- External 16-bit ADC sampling + on-chip 8M high-speed AD
- 8MHz high-speed ripple display and spectrum analysis
- Independent spectrum analysis can track 6 frequency points at the same time
- Multiple sensor fusion, support APP
- Built-in 6 groups of capacity records and efficiency analysis programs
- Long-life ferroelectric memory for Fram to record charging curve
- WITRN U3 Next-Gen USB tester
- Continue to hold multiple mobile phone real-time tracking protocols
- Support detecting chip data for E-Marker through TYPE-C data cable. Support the internal resistance measurement of data cable
- Support gravity control automatic screen rotation
- Five major homepages including voltage and current, capacity calculation, fast charge deception, curve spectrum, off-screen frequency reduction
- Built-in multiple fast charge protocol detection deception functions. Support for PD, PPS, AFC, VOOC, SVOOC, QC2.0, QC3.0, QC3+, QC4, QC4+, QC5, MTK 2.0, MTK 1.1, DCP, SSCP, SCP and FCP. Comprehensive protocol and accurate detection
- An NTC temperature sensor can be connected to monitor the temperature of a mobile phone or a power bank
- Automatically calculate the charging and discharging efficiency of power bank, and automatically convert actual battery charging capacity
- Minimalist UI interaction logic. Button feedback is clear. No need to remember operation. Press the "back" button to pop up menus
- When charging low-power devices such as Bluetooth headsets, turn on the internal load of U3 to prevent the power bank from shutting down
- 8MHz ripple sampling and spectrum analysis, can lock 6 frequency points at the same time
- Voltage and current curve shows the V/A curve of independent AD 100HzMax, high accuracy
- Ripple voltage curve display on-chip AD sampling curve 8MHzMax, spectrum analysis
- Offline record curve display and operation Ferroelectric offline record is effective when power off, with memory function
- Support system settings and screen control

U3 Hardware:
- 240MHz for ARM high-speed M4F core with FPU hardware acceleration unit
- 1.77" color LCD screen with tempered glass protective film
- External high-precision 16bits ADC + on-chip 8MHz AD sampling
- 10 billion times long-life ferroelectric memory for Fram
- 3-axis gravity sensor + external NTC temperature probe interface
- Bluetooth BLE backplane expansion interface (bluetooth version is optional)
- Native HID driver-free, PC USB online interface driver-free upgrade
- Precise timing with external crystal oscillator. Accurate statistics of charge and discharge capacity
- Wide voltage synchronous step-down supply current, with HID path management
- Imported light touch switch, featuring good hand feeling and long lifespan
- Customized 5P high current male connector and female socket, well-known brand TYPE-C interface
- 10A Version U3: rated current 5A, peak 6A, short-time peak 10A
- General version U3: rated current 5A, peak 6A, short-time peak 6.8A
- U3L version: rated current 5A, peak 6A, short-time peak 8A

U3 Parameters:
- Working voltage DC4 ~ 24V; current 0 ~ 6A
- Voltage resolution: 0.00001V; Current resolution: 0.00001A
- High-speed curve sampling: 8MHz Max; Spectrum analysis: 6 frequency points
- Built-in analog switch, can be upgraded directly through A port, no interference in protocol conversion
- Built-in small load, can simulate the load to turn on, and prevent the power bank from turning off
- Support host computer software, HID driver-free upgrade, support Bluetooth APP (under development)

Supporting Protocols:
- For PD2.0, PD3.0 and PPS
- For QC2.0, QC3.0, QC3+, QC4, QC4+ and QC5
- For Xiaomi A port magic change PD and Xiaomi magic change PPS
- For Huawei FCP, SCP, high-voltage SCP and SSCP
- For VOOC, DASH, and WARP 5V
- For Super VOOC 10V (1.0 and 2.0)
- For Samsung 5V and Samsung AFC
- Detection for MTK PE1.1 and MTK PE2.0
- Trigger: for MI/PD QC2.0~QC5 AFC, FCP, S/SCP and S/VOOC
- Detectable: trigger + for MTK + for DCP + for APPLE 5V + for SAMSUNG 5V

U3 Functions:
- Support English, Traditional Chinese and Simplified Chinese, gravity reversal RGB menu, display LOGO when it is turned on
- Charge and discharge capacity record, capacity efficiency calculation and battery actual capacity conversion
- PD power supply serial number detection for Apple and data cable test for AL
- Data cable detection for E-Marker, data cable detection and simulation for OPPO
- Virtual load to avoid shutdown and wire internal resistance detection
- Support safe startup and running APP

U3 Specifications:

- Size: about 56 x 39 x 13mm/2.2 x 1.5 x 0.5" (excluding the size of USB male connector)
- Net weight of host: around 26g/0.06 lb

Package Included:
- 1 x Set of USB Voltage Current Meter

Note:
- It uses a plastic shell, which may have scratches, burrs, buttons with burrs, etc., please make sure that you don't mind before purchasing.
- There are certain differences, including product components, chips, interfaces, appearance, color deviation, packaging and other materials due to different supplier batches, while their performance changes are not significant, the actual product received by users shall prevail without further notice. Thank you for your understanding!


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