Hi, this is a 3S 40Amp BMS that I've used for my 12V power bank

BMS and Balancer – the Off-Grid-Garage

4S BMS cutoff conditions and reset

How to Make 12v Lithiumion Battery Pack Using 3S 40A BMS

48v 1000w controller upgrade (to 60v) again!!!

3S 40Amp BMS Board at Rs 249/piece in New Delhi

BMS and Balancer – the Off-Grid-Garage

Sharing my little project (opinions needed)

How to make a 18650 12v 3s 2p battery pack to 5v 1a output for recharging smartphones without using an L7805 IC - Quora

Hi, this is a 3S 40Amp BMS that I've used for my 12V power bank that utilizes car 12v chargers to charge my stuff. Basically a 3s9p configuration for for 18650 2500mah

3S 40A Li-ion Battery Protection BMS Board for 3.7V NMC cells – QuartzComponents

Save An Old Drill From Landfill, With Some Lithium-Ion Magic

HELTEC 4S 5A Battery Energy active equalization Balancer