led life hacks | creative idea's for led

Title : led life hacks | creative idea's for led. in this video i have done experiment on 9v battery for charging one battery from another battery the battery voltage of charged battery get reduced .

• #بازی_و_سرگرمی
• #creative
• #life_hack
• #home_made
• #how_to_make
• #how_to_build