Features Practical Functionality: Light control and delay control features allow you to customize charging and discharging parameters for optimal performance High Dual USB Output: Achieve quick charging with a maximum output of 2.5A, perfect for powering phones and other electronics efficiently Clear LCD Readout: The large LCD screen presents essential data, including accumulative power generation, discharge power, and temperature readings for easy monitoring Enhanced Safety Features: Built-in protections against over current, short circuits, open circuits, and reverse connections ensure safer operation and peace of mind Smart Thermal Management: Industrial-grade main control chip design minimizes heat generation, promoting longevity and reliability in all conditions Features: 1、Practical Use: Enables light control and delay control, adjustable charging and discharging parameters, power off memory, etc. 2、Large Current: Dual USB output enables a maximum current up to 2.5A, supporting quick charging for phone and other electronics. 3、Clear Display: Large LCD screen can clearly display accumulative power generation, discharge power query, temperature and so on. 4、Safer Working: With built in over current, short circuit protection, open circuit protection and reverse connection protection. 5、Smart Design: Adopting industrial grade main control chip and anti back circuit, which ensures ultra low heat generation. Specification: Item Type: Solar Charge Controller Material: ABS Model: K1688 Colour: Blue System Voltage: 12V or 24V automatic adaptation. Maximum Photovoltaic Voltage: 50V USB Output: 2 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: between10mA Working Temperature: -35~+60℃ Maximum PV Input Power390W(12V) 780W(24V) Package List: 1 x Solar Charge Controller 1 x User Manual Note: betweendiv>Recommendations for Safe Use: between/div>betweendiv>1. This controller automatically recognizes 12V or 24V. When installing for the first time, please make sure that the battery has enough voltage so that the controller can recognize the correct battery type. between/div>betweendiv>2. Install the controller as close to the battery as possible to avoid voltage drop caused by excessively long wires and affect normal voltage judgement. between/div>betweendiv>3. This controller is only suitable for various LA batteries (including Package List 1 x Solar Charge Controller 1 x User Manual