Features 1、Build‑in industrial micro controller. 2、Big LCD display, all adjustable parameter. 3、Fully 3‑stage PWM charge management. 4、Build‑in short‑circuit protection,open‑circuit protection,reverse protection,over‑load protection. 5、Dual mosfet Reverse current protection ,low heat production. Specification Features: Build-in industrial micro controller. Big LCD display, all adjustable parameter. Fully 3-stage PWM charge management. Build-in short-circuit protection,open-circuit protection,reverse protection,over-load protection. Dual mosfet Reverse current protection ,low heat production. Specification: Condition: Material: ABS Color: As Picture Shown Options: 10A, 20A, 30A, 40A, 50A, 60A Battery Voltage: 12V 24V Auto Solar panel voltage: 12V, 18V solar panel, 24V, 36V solar panel Float charge: 13.7V(defaul,adjustable) Discharge stop: 10.7V(defaul,adjustable) Discharge reconnect: 12.6V(defaul,adjustable) Self-consume: <10mA USB output: 5V / 2A Maximum Package list: 1 x PWM Controller 1 x User Manual Package List