Electrical probe
Kelvin clamp
Battery internal resistance probe

14
0
Ballpoint pen probe (2-core), with the probe installed using the pen’s outer shell and color
BOM
1. Probe

2. Black and red ballpoint pen casings
3. USB cable
Installation process
1. Insert the probe (it fits rather tightly, so you’ll need to apply some pressure to push it in)

2. Cut off a portion of the original pen cap

3. Use a soldering iron to heat the back of the pen

4. Perform the soldering

5. Completion


Bill of materials
- NameQuantityNotes
- 1探针2
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
Credit must be given to the creator
Only noncommercial uses of the work are permitted
Remixes must be shared under the same license
Models(1)
水笔探针安装.3mfDesigner532.02 KB
2026-03-30






