05/20/2026
V2.0.3 (Tester)
1. Added recognition for HUSB332F/G eMarker chip models.
2. Fixed PD3.1 compatibility issues.
How to Update
To update the firmware of ChargerLAB POWER-Z KM003C PD3.1 tester, you need to operate with the PC software.
After connecting the tester to PC software, you need to click the "Update Firmware" in the user interface.
If a firmware can be updated, there will be a prompt in the detailed operation interface of "Update Firmware." As the image above, the part in the red frame means that ChargerLAB has already launched the updated firmware at this time.
Then click on the "Chip Icon" in the red frame to update.
After clicking on it, the PC software will erase the old firmware and write the new one. The whole process is almost done in a blink of an eye, very convenient.
And if you don't see anthing in the detailed operation interface of "Update Firmware," you can always click the big + icon above it to update. You can find all the firmware files from Google Drive.
Simply select the corresponding local firmware.
After that, click on the "Chip Icon" in the red frame to complete the update. That is easy, isn't it? Why not turn on your ChargerLAB POWER-Z KM003C and have a try?
Version History
Download PC software of KM003C / KM002C From Google Drive
You can also directly download PC software by clicking this link
05/09/2026
V2.0.2 (Tester)
1. Fixed bugs introduced in version 2.0.1.
04/21/2026
V2.0.1 (Tester)
1. Fixed several issues reported after version 2.0, such as incorrect capacity and energy values in offline recordings, and the inability to use the PC software and PDM simultaneously.
2. Fixed incorrect model identification for iPhone Plus / iPhone Pro Max / iPhone Pro, and improved support for displaying more Apple devices.
03/26/2026
V2.0.0 (Tester)
1. Added support for reading eMarker IC solutions and Apple cable SN
2. Added display for major Apple device models(requires a charger capable of retrieving VMD and battery level data from the device)
3. Added battery level display for Huawei power banks(requires the latest Huawei smartphones and power banks)
4. Optimized protocol identification
5. Optimized offline curve logging
6. Optimized VFCP and TFCP protocol detection
03/26/2026
V2.5.0 (PC Software)
1. Added PD 3.2 packet capture
2. Fixed packet loss issue during PD protocol analysis at high data rates
3. Added UFCS 1.2 packet capture
4. Added segmented labeling feature
5. Added support for generating charging curves for Apple devices with specific chargers
09/22/2025
V1.9.9 (Tester)
1. Added SPR AVS for Apple 40W Power Adapter
2. Fixed the issue with PD 3.2 protocol popup
3. Fixed the issue where current could not be adjusted when triggering PD protocol, and incorrect current caused request rejection
4. Fixed the issue where the EPR Capable value was shown as “1” when requesting SPR AVS
5. Fixed other known bugs
09/17/2025
V1.9.8 (Tester)
1. Added SPR AVS for Apple 40W Power Adapter
2. Fixed the issue with PD 3.2 protocol popup
3. Fixed the issue where current could not be adjusted when triggering PD protocol, and incorrect current caused request rejection
4. Fixed other known issues
08/07/2025
V1.9.7 (Tester)
1. Added Manufacturer_Info display in the eMarker interface
2. Fixed incorrect active Thunderbolt cable recognition in the previous version
3. Default settings for Cable Simulation changed to 50V 5A (240W, EPR)
4. Doubled the maximum brightness value
01/07/2025
V1.9.5 (Tester)
1. Fixed the issue where the tester may freeze during auto detection
2. Fixed the bug causing leakage on the CC2 pin
3. Fixed known bugs related to auto detection
11/15/2024
V2.4.0 (PC Software)
1. Fixed multiple bugs in PD/UFCS protocol analyzer
11/12/2024
V1.9.3 (Tester)
1. Added Thunderbolt 5 cable identification
2. Added support for triggering certain UFCS proprietary protocols
10/25/2024
V1.9.2 (Tester)
1. Added SPR AVS for PD3.2 protocol
2. Fixed an issue in the previous version where the PDM command module was unable to trigger any fast charging protocols
09/13/2024
V1.9.0 (Tester)
1. Fix the issue where the tester may freeze or restart during long-duration testing of the PD3.1 protocol
07/18/2024
V1.8.9 (Tester)
1. Optimized the auto detection function after upgrading to V1.8.8
07/02/2024
V1.8.8 (Tester)
1. Optimized the accuracy of UFCS protocol auto detection
2. Optimized the DCP, APPLE, AUTO detection function in PDM module
3. Optimized the Thunderbolt cable recognition error in v1.8.7 by expanding the ID library
4. Optimized the detection function of PD3.1 protocol
01/15/2024
V1.8.7 (Tester)
1. Fixed known bugs
01/15/2024
V1.8.6 (Tester)
1. Added Infinix TFCP fast charging protocol
2. Fixed the chaotic curve in the initial part of the recording curves on the PC software
3. Fixed other known bugs
11/3/2023
V1.8.5 (Tester)
1. Fixed the issue that the tester needs to be restarted before testing the Thunderbolt cable
2. Optimized the compatibility of PD3.1 chargers
10/08/2023
V1.8.4 (Tester)
1. Fixed known bugs
08/22/2023
V1.8.2 (Tester)
1. Optimized the accuracy of VBUS ripple module
2. Optimized the PD analyzer for better data capture
08/04/2023
V1.8.0 (Tester)
1. Added VBUS ripple in the Modules
2. Added proprietary protocols of Motorola and Huawei
3. Added resume previous task function
Related Articles：
1. Major Update on V.2.0.0! | The New Software Version of ChargerLAB POWER-Z KM003C
2. ChargerLAB POWER-Z KM003C E-Marker Function Now Supports HUSB332B
3. ChargerLAB POWER-Z Reveals the Fast Charging Protocols of the SHARGE ICEMAG 3 Power Bank
