Hello friend is video me maine ek portable fan banaya hai jiska battery backup 8 hour tak hai
Ise banane ke liye maine ek 4 volt ka dc motor liya hai jiska load (5 inch fan blade ke sath) current 800mA hai 3.7 volt 2000mah ki battery se chalne par iska battery backup 2ghante 30 minutes mil jata hai
Agar apko accha battery backup chahiye frends to apko jo motor lena hai uska load current 3.7volt par 1amp se jyada nahi hona chahiye



1. Dc motor 3 to 5 volt
2. Galvanized wire 1.6 mm
3. 5 inch fan blade
4. Galvanized iron wire
5. 1 inch pvc pipe
6. 4×4 plastic electrical box
7. Lithium ion battery
8. Tp4056 circuit type-c
9. Switch

#rechargebleFan #portableFan #lowbudgetproject


How to make hot glue gun using pencil ll DIY USB hot glue gun
https://youtu.be/XuTWWj5YSNY



How to make 12 volt bms circuit
https://youtu.be/AxLQ7oDrk8o



How to make passive radiator ll Bass Radiator

https://youtu.be/E142p1w4j6I