Fingerprint Sensor AS608 - A Beginner's Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →
9V battery holder with switch & 5.5mm/2.1mm plug
The 9V battery holder with switch & 5.5mm/2.1mm plug holds batteries and provides a convenient 5.5×2.1mm barrel plug + switch output for connecting to your project. Pair with AA or AAA batteries (rechargeable NiMH recommended for motor projects).
Technical specifications
| Output Voltage | 9V |
|---|---|
| Cells | 1 |
| Output | 5.5×2.1mm barrel plug + switch |
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
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