High Current 1-24S 200A Charge 300A Discharge BMS Tester for Lithium Battery Pack Testing Product Description 1-24 series battery management system tester, high degree of automation, fast testing speed and high testing accuracy. With test function of overcharge protection, overcharge recovery, overdischarge protection, overdischarge recovery, overcurrent protection (overcharge current and overdischarge current), internal resistance, self-consumption, short circuit protection,