Led tester pen

✅ Quick LED Testing – Instantly check the functionality of 2V–12V LEDs without any setup. Great for hobbyists, technicians, or DIY repair.

🔋 Battery Operated – Powered by small button cells (usually included), making it portable and easy to use anywhere.

💡 Clear LED Indicator – Built-in LED illuminates when a component is working properly—no guesswork involved!

🔍 Polarity Check – Easily test the positive (+) and negative (–) terminals of LEDs and diodes.

🛠️ Wide Compatibility – Suitable for testing a variety of components: standard LEDs, diodes, circuits, and more.

🧰 Compact & Lightweight – Pen-shaped design fits comfortably in your hand or tool kit. Ideal for on-the-go troubleshooting.

🔌 Easy to Use – No complicated settings—just touch and test. Perfect for beginners and pros alike.

⚠️ Safe & Low Voltage Testing – Designed to safely test low-voltage components without risk of damage.