Lithium Battery Protection Board Li ion Module with Balancing & Over discharge Function, 100A 12V, for 4 Series LiFePO4 Batteries

USED FOR-- Designed for 3 series 12V LiFePO4 batteries, comes with 5P-250mm wire for convenient use Multiple protective functions including overcharge protection, overdischarge protection, overcurrent and short circuit protection Balance function ensures each battery cell being fully charged at the same time Can be used to avoid explosion, fire and damage of your battery pack, safe for use Can be used to avoid explosion, fire and damage of your battery pack, safe for use