Mateminco FT02 SFH55 LED mod advice needed

What battery are you using, and is it fully charged?

Yes, it’s a 3500mah 10A Liitokala. I thought the same thing at first.

Update: So I fully charged both batteries and noticed for a short period fresh from the charger the light will sustain 100% output for 5 or ten seconds. It then steps down to what looks like 1% and pulsing. All other modes work fine.
After a little use, 100% does its usual half a second flash before dropping.

These are the batteries: https://www.aliexpress.us/item/4000415814996.html?spm=a2g0n.order_detail.order_detail_item.3.50d0f19cLWFvd4&gatewayAdapt=4itemAdapt

6V 5A driver needs more amperage than 10A. Especially when battery voltage is lower. And voltage goes low fast when battery is used on it’s upper limits.

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Ah, thank you. Im constantly learning here!

I just ordered a 20A (continuous) 18650. I’ll report back with my findings.

Cheers!

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At last! I can confirm that a Vapcell B30 20A 3000mAh 18650 finally worked. What a relief!
I learn a lot from this build. Thank you to all who advised, I’m really loving this light finally.

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