Description: The MPPT PWM solar controller is an intelligent and versatile solar charge and discharge controller, each parameter can be set flexibly to meet your different application needs. It can be widely used on solar home system, traffic signal, solar street light, solar garden light, etc. Features: [Multi-port] Solar controller with dual USB output and dual DC output, and applicable to lead-acid batteries, NCM lithium batteries, PV batteries and Li-ion batteries. [MCU Control] Intelligent MCU control will improve energy efficiency and achieve the maximum solar energy. [Multi-protection] MPPT and PWM intelligent charging method supports over-charging, short-circuit protection, battery under-voltage protection, automatic function temperature compensation, reverse battery protection. [LCD display] LCD display with backlight to dynamically display operating data and working conditions of the device. [Automatically] The solar charge controller can set the mode of c Time control and system voltage can be identified automatically. Features: Rated load current (A): 30A; 50A; 70A (optional) Color: black + orange Rated voltage (VA): 12 / 24V Auto USB output: 2.1A * 2 DC output: 2 Overcharge current (V): 13.7 V / * 2 24 V Discharge current (V): 10.5-11 V / * 2 24 V Temperature compensation: -3mv / /cell No load load loss: <45mA Loop voltage drop: <200mv Display: LCD display Load type: MPPT + PWM Waterproof grade: IP32 Material: plastic Occasion: outdoor, home, camping, etc. Package size: 19 * 17 * 5 cm / 7.48 * 6, 69*1.96inch (30A); 23*20.5*6cm/9.05*8.07*2.36in (50A); 25 * 20 * 6cm / 9.84 * 7.87 * 2.36in (70A) Package weight: 478g / 1.05lb (30A); 881g / 1.94lb (50A); 1410g / 3.1lb (70A) Package List: 1 * Solar Charge Controller 1 * English Manual Note: Only the 30A solar controller does not show charging current, 50A 70A shows charging current.