Price: $69.99 - $109.99
(as of Jun 12, 2025 20:17:47 UTC – Details)
Product Description
As the upgraded version of USB PD3.0 protocol, the new USB PD3.1 protocol can support up to 48V, And the charging power can reach 240W. According to the documents from USB-IF, the USB PD3.1 can support extended power range (EPR) of 28V, 36V, 48V and three sets of adjustable voltage supply (AVS).
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Customer Reviews
4.6 out of 5 stars 139
4.3 out of 5 stars 16
Price
$109.99$109.99
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Size
1.44 x 1.4 x 0.34 inches (36.5 x 35.5 × 8.7 mm) 1.42 x 1.46 × 0.31 inches (36 x 37 × 8 mm)
Weight
16.5g (0.58 oz) 15.8g (0.56 oz)
Screen Size
1.54 inches 1.3 inches
Accuracy
0.00003 0.00003
Language
English/Chinese English/Chinese
Typical Operating Current
15~50mA 8~25mA
Processor
ARM Cortex-M4 192MHz ARM Cortex-M4 192MHz
PD3.1
✓
✓
Gravity Sensor
✓
no data
Supercapacitor
✓
no data
Product Dimensions : 1.4 x 0.34 x 1.44 inches; 0.58 ounces
Item model number : KM003C
Date First Available : October 11, 2022
Manufacturer : ChargerLAB
ASIN : B0BJ24PVNJ
Country of Origin : China
【PD3.1】This is the POWER-Z product page. This tester is the latest version and can support PD3.1.
【Larger Display】It has a larger LCD display (1.54 inches) than previous generaion and can support gravity rotation. The high contrast UI makes it easier to get what you need.
【Multiple Tests】This tester can support multiple tests, including voltage/current detection, capacity/energy test, E-marker test, PDO test, protocol test, etc.
【More Powerful】This tester integrates ARM Cortex-M4 processor and 20 bit ADC. It can support up to 50V 6A (240W in PD) and USB PD protocol analyzer. The PC software can obtain 10 million pieces of data at a time.
【Designed for USB-C】It’s equipped with two USB-C ports for current input & output and an additional HID port (USB-C) for connecting to PC & power supply.
【Tech Support】This model can support English and Chinese. Please go to our official website to get the manual and PC software (For update and further analysis).
Customers say
Customers find the charging tester well-designed and easy to use, with good functionality and build quality. They appreciate its comprehensive USB-A and USB-C port testing capabilities, and one customer notes it fully supports USB 3.2 Gen 2x. The size receives mixed feedback – while it fits in a pocket, some find it surprisingly tiny. The software complexity is a concern, with one customer describing it as difficult to use, and opinions on value for money are divided between those who find it well worth the money and those who consider it pricey.
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