Видео с ютуба ​How To Make Led Tester

How TO Make AUTO Volt Led Tester Using 3.7V Battery | Any LED Tester

How to make a Tester for any LED

Homemade LED Light Tester, Simple LED tester circuit

Make universal led tester || Diy led tester using inductor coil || led tester

Create Led Tester In 3 Mins!

Homemade LED light tester DIY, Simple LED tester and LED voltage tester

DIY LED Tester | Simple & Useful @creativehow

Home Made LED and Diode Tester Auto Voltage / Simple and Useful

Make Universal LEDs & Zener Diodes Voltage Tester For Electronics Repairs

Old Mobile Charger Convert Into Universal LED Tester | How to make led tester | DIY LED Tester

How To Make LED Tester At Home | 1.8V To 36V LED Tester

High voltage LED tester with VERY clever circuitry (and hidden features)