Item Type: Solar Charge Controller Product Size: Approx. 167x90x35mm / 6.6x3.5x1.4in Weight: Approx. 285g / 10.1oz Material: ABS Voltage: 12V/24V Maximum Working Voltage: 50V Charging Mode: PWM Working Temperature: -35~+60 Waterproof Level: IP32 Support Battery Type: Lead Acid Battery Feature: Without Power Storage Function Package List 1 x Solar Charge Controller 1 x English Manual 1PROFESSIONAL DESIGN Adopts system voltage level automatic recognition, it supports intelligent PWM charging method, and can be used for multiple purposes. 2DUAL USB PORTS Support dual USB port output, its settings are more comprehensive, in line with the needs of various electronic products. 3DOUBLE KEY DESIGN Supports two button operation, its operation is simpler and easier to learn, and it is easy to adjust parameters. 4DIGITAL DISPLAY DESIGN Equipped with a large display, it has more detailed data, including digital display, voltage, current, load identification, battery power identification, charging identification and so on. 5ADEQUATE PROTECTION Safe and reliable, it supports reverse battery discharge, battery undervoltage, battery reverse connection, overload, and short circuit protection.