Features 【Intelligent Display】Solar charge controller adopts a large LCD display, which can real-time display charging current, total power generation, cumulative discharge and ambient temperature. 【Light Control Delay】Solar panel controller supports light control and delay control technology, adjustable charging and discharging parameters, and power failure memory function. 【Dual USB Output】Battery charge control adopts industrial-grade main control chip, dual USB port design, the maximum output current reaches 2.5A, adapting to the charging requirements of iOS and other mobile devices. 【Three-Stage Charging】Battery intelligent regulator's three-stage charging management ensures maximum battery life, built-in reverse current circuit protection, extremely low heat generation. 【Protection】Solar battery charge controller built-in overcurrent, short circuit, open circuit, reverse connection and other multiple protection functions, all with self-recovery performance. Features: 【Intelligent Display】Solar charge controller adopts a large LCD display, which can real-time display charging current, total power generation, cumulative discharge and ambient temperature. 【Light Control Delay】Solar panel controller supports light control and delay control technology, adjustable charging and discharging parameters, and power failure memory function. 【Dual USB Output】Battery charge control adopts industrial-grade main control chip, dual USB port design, the maximum output current reaches 2.5A, adapting to the charging requirements of iOS and other mobile devices. 【Three-Stage Charging】Battery intelligent regulator's three-stage charging management ensures maximum battery life, built-in reverse current circuit protection, extremely low heat generation. Specification: Item Type: Solar Charge Controller Material: ABS Model: K1688 Color: Orange System Voltage: 12V/24V automatic adaptation Maximum Photovoltaic Voltage: 50V USB Output: 2 x USB outputs, 5V/2.5A (maximum) Boost Charging Voltage: 14.4V Floating Voltage: 13.7V (default value, adjustable) Discharge Cut Off Voltage: 10.7V (default value, adjustable) Discharge Recovery Voltage: 12.6V (default value, adjustable) Charging Recovery Voltage: 13V Standby Current: <10mA Working Temperature: -35~+60℃ Current10A20A30AMaximum photovoltaic input power under different rated voltage130W(12V) 260W(24V)260W(12V) 520W(24V)390W(12V) 780W(24V) Package List: 1 x Solar Charge Controller 1 x English User Manual ​ Package List 1 x Solar Charge Controller 1 x English User Manual