emergency light kaise banaye

Описание: ✨DIY Mini Emergency Light⚡ Using 4V LED & 18650 Battery 🔋💡
Super easy project to make a powerful mini emergency light at home! Just connect a 4V LED with a rechargeable 18650 lithium battery and enjoy instant backup during power cuts. 🔥
Perfect for students, DIY lovers & anyone who loves smart gadgets! 💡🔧

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