Penguin DIY

Amazing walnut speaker - DIY Bluetooth speaker by walnut

How to Make Rechargeable 9V Li-Ion Battery | DIY 9V rechargeable battery

How to make Rechargeable 1.5v Li-Ion battery | DIY Rechargeable 1.5v battery at home

How to make the smallest water pump at home - diy water pump using mini dc motor

Make 3.7v to 100000v High voltage generator | High voltage transformer

TASER RING! how to make ring of high voltage generator - High voltage transformer

How to make Super 20,000 mAh Power Bank (120W) - DIY fast charge Power Bank

DIY String Shooter | How to make a String Shooter | DIY Zip string

DIY Magnetic Stirrer | How to make a portable Magnetic Stirrer Works with Any Cup/Mug

DIY Gadget: Turn Petrol into Free Gas with Battery & Ultrasonic humidifier

How to make High Power Flashlight using AA battery - mini Flashlight

How to make a plasma arc lighter - DIY Electric lighter

DIY Mini Drill - How to Make a Powerful Mini Drill - Rechargeable with Type-C!

Taser Ring ! DIY Electric 400kv High Voltage Generator (lighter)

How to make a humidifier using water bottle at home - diy mist maker

How to Make Rechargeable D Size 1.5V Battery - DIY Rechargeable 1.5v Battery

DIY Night Book Reader - How to Make Amazing Reading Light

DIY Self Stirring Coffee Device - How to make a tiny portable magnetic stirrer Works with Any Cup

Not Just a Walnut — It’s a Secret Camera I Created!

Drink cool! - how to make cup cooling gadget - Cooler Peltier