POWER GEN

12v battery charger is made on 5v mobile charger | DC-DC Adjustable boost converter

Extension Box (or) Cord -Repair | Replace a switch & plug | Self-work

LED Light dimmer control using 2N3055 NPN transistor| Simple | Less circuit | Low cost

How to 12v DC Table Fan battery replacement & recondition | Do Your Self

10w LED -Solar Rechargeable Light | Experiment | Power Full | Low cost

Earphone to AUX cable make || Reuse || simple Tricks

(part-6) Bluetooth Amplifier speaker box testing (SD card, AUX, FM radio MP3 player)