This portable fan was designed for move huge amount of air, the fan is a Arctic 140mm fan for PC deskto, is very silent and powerful.
Is possible use this desk fan with 3S battery with xt60 connector, or any other 12v supply unit with xt60 connector, the fan consumption is 0.110 A.
The battery inside is a generic 18650 Li-ion cell charged with TC4056 chip micro-usb or usb-c, for power the fan is needed ad step-up converter to convert 3.7 V of the battery to 12V needed by the fan.

PART LIST
140mm fan:
https://www.amazon.com/ARCTIC-F14-PWM-Value-Pack/dp/B01J76IYL4/ref=sr\_1\_2?keywords=arctic%2B140mm&qid=1562611659&s=gateway&sr=8-2&th=1
or
https://aliexpress.com/item/32907820001.html?spm=a2g0o.productlist.0.0.24a563c7ImTNbQ&algo\_pvid=eafc8d17-00a1-4aef-91c3-4927604499dc&algo\_expid=eafc8d17-00a1-4aef-91c3-4927604499dc-0&btsid=b7e577ec-944b-4cd0-8afe-152929c5067e&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

Switch:
https://aliexpress.com/item/32424649963.html?spm=a2g0o.productlist.0.0.704845aaxmyVGl&algo\_pvid=123d3282-2240-4e3f-ad7b-d94036a1f8aa&algo\_expid=123d3282-2240-4e3f-ad7b-d94036a1f8aa-4&btsid=0c3d6489-eefb-4fd2-bcb0-afacc8e0d568&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

XT60 connector:
https://aliexpress.com/item/32872532886.html?spm=a2g0o.productlist.0.0.79df5c2aF4bdAs&algo\_pvid=339918f5-0fd0-4900-b8a6-c8d610126500&algo\_expid=339918f5-0fd0-4900-b8a6-c8d610126500-0&btsid=f394be70-1455-4ca7-b405-f0992f45f2b8&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

Step-up converter:
https://aliexpress.com/item/32477478565.html?spm=a2g0o.productlist.0.0.4f5571e8wPnVfk&algo\_pvid=9a4e6b66-a361-4578-85ab-fb2cf2df6dcb&algo\_expid=9a4e6b66-a361-4578-85ab-fb2cf2df6dcb-0&btsid=949a52fb-8162-4c73-9218-2c605abd7195&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

TC4056/TP4056:
https://it.aliexpress.com/item/32893695596.html?spm

Bolt:
4xM4x10mm+nuts
2xM3x10mm+nuts
2xM5x16mm+self locking nuts

Print instructions

Category: Electronics Summary

This portable fan was designed for move huge amount of air, the fan is a Arctic 140mm fan for PC deskto, is very silent and powerful.
Is possible use this desk fan with 3S battery with xt60 connector, or any other 12v supply unit with xt60 connector, the fan consumption is 0.110 A.
The battery inside is a generic 18650 Li-ion cell charged with TC4056 chip micro-usb or usb-c, for power the fan is needed ad step-up converter to convert 3.7 V of the battery to 12V needed by the fan.

PART LIST
140mm fan:
https://www.amazon.com/ARCTIC-F14-PWM-Value-Pack/dp/B01J76IYL4/ref=sr\_1\_2?keywords=arctic%2B140mm&qid=1562611659&s=gateway&sr=8-2&th=1
or
https://aliexpress.com/item/32907820001.html?spm=a2g0o.productlist.0.0.24a563c7ImTNbQ&algo\_pvid=eafc8d17-00a1-4aef-91c3-4927604499dc&algo\_expid=eafc8d17-00a1-4aef-91c3-4927604499dc-0&btsid=b7e577ec-944b-4cd0-8afe-152929c5067e&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

Switch:
https://aliexpress.com/item/32424649963.html?spm=a2g0o.productlist.0.0.704845aaxmyVGl&algo\_pvid=123d3282-2240-4e3f-ad7b-d94036a1f8aa&algo\_expid=123d3282-2240-4e3f-ad7b-d94036a1f8aa-4&btsid=0c3d6489-eefb-4fd2-bcb0-afacc8e0d568&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

XT60 connector:
https://aliexpress.com/item/32872532886.html?spm=a2g0o.productlist.0.0.79df5c2aF4bdAs&algo\_pvid=339918f5-0fd0-4900-b8a6-c8d610126500&algo\_expid=339918f5-0fd0-4900-b8a6-c8d610126500-0&btsid=f394be70-1455-4ca7-b405-f0992f45f2b8&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

Step-up converter:
https://aliexpress.com/item/32477478565.html?spm=a2g0o.productlist.0.0.4f5571e8wPnVfk&algo\_pvid=9a4e6b66-a361-4578-85ab-fb2cf2df6dcb&algo\_expid=9a4e6b66-a361-4578-85ab-fb2cf2df6dcb-0&btsid=949a52fb-8162-4c73-9218-2c605abd7195&ws\_ab\_test=searchweb0\_0%2Csearchweb201602\_5%2Csearchweb201603\_52

TC4056/TP4056:
https://it.aliexpress.com/item/32893695596.html?spm

Bolt:
4xM4x10mm+nuts
2xM3x10mm+nuts
2xM5x16mm+self locking nuts

Print Settings

Printer Brand: Prusa

Printer: Prusa Clone

Rafts: Doesn't Matter

Supports: Doesn't Matter

Resolution: 0.2

Infill: 20

Filament: Amazon PLA Red