IRIS 4 - Which rechargeable 18650??

Sogan

Joined: Feb 2012

Posts: 995

EE: 100% (43)

USA

Posted: 7/24/2026 7:10:58 PM EDT

What’s everyone running? Flat or button top? Protected vs not? Can’t seem to find the answers online. My google skills are lacking today.

Sogan

Joined: Feb 2012

Posts: 996

EE: 100% (43)

USA

Posted: 7/31/2026 2:27:55 PM EDT

[#1]

Update: Per Holosun, flat top unprotected cells should be used.

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