GROW KL261 DC5.5-15V Realy Output Low Power Consumption Fingerprint Control Board Module

[@fabriciotm1981]

When you delete the fingerprint, all the registers are deleted?

[@pratham0744]

How much Price

[@TruongChuongDuong]

It around 3USD in my country (Vietnam)

[@LucasLima-px2ek]

how to remove this sound

[@hzgrow]

Hi sir, only have to remove the buzzer.

[@johnmarcomarino8180]

I want to buy. Can i use R503 Fingerprint module?

[@hzgrow]

Hi sir, KL261 only can connect with R588 R588-S fingerprint module

[@hzgrow]

www.aliexpress.com/item/3256804172054937.html?spm=a2g0o.store_pc_groupList.8148356.1.147876e62L9N09&pdp_npi=2%40dis%21USD%21US%20%2413.60%21US%20%2412.92%21%21%21%21%21%40213f990c16588233150617770e1d86%2112000029672637011%21sh

[@johnmarcomarino8180]

My order just recieve today its work just an hour but suddenly fingerprint was no longer working its just only have light but no response on the sensor.

[@johnmarcomarino8180]

Module kl261 i think was in good shape but the fingerprint module cant recognize my finger. Where do i file a refund for this