⭕ DIRECT: Generate 220v electricity From the 1.5v battery in the phone charger 

⭕ DIRECT: Generate 220v electricity From the 1.5v battery in the phone charger
This is the content to guide you from vocational training to self-designing an electrical circuit that converts from one and a half to 220 volts electricity, turning off the sound of crying and turning on the light bulb.
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