Parts & Accessories Spare parts Smart Controller Battery Regulator with 100A Solar 12/24V PWM USB Adjustable dual barometric port Features 1, it is suitable for 32 types of batteries, including lead-acid batteries (12/24V car), ion batteries (3 strings of lithium made in, please), lithium iron phosphate batteries (4 strings of 42V), etc. 2, full three-stage PWM charging management enables the controller to achieve efficient and fast intelligent charging, effectively extending the battery's service life. 3, built-in industrial microcontroller and dual USB output, the maximum current is 2.5A, which can charge phones, tablets, headphones, etc. 4, built-in multiple preservation functions, short-circuit preservation, open-circuit preservation, reverse preservation, overload preservation, providing reliable preservation for your equipment. 5, with dual Mosfet reverse current preservation, low heat generation, higher safety, and longer service life. 6, with an LCD screen, it can clearly display the status and data, and it is convenient for you to switch between modes and parameter settings, and it is easy to use. Specifications Smart controller, three-stage PWM charging management, built-in multiple maintenance functions, very suitable for home, industry, business