40A MPPT Solar Charge Controller Bluetooth App LCD Display Dual USB Port for 12V 24V 36V 48V Solar Panel Timer Setting Features： 1、Compatibility: Solar charge controller supports a wide range of solar panels such as 12V 24V 36V 48V 60V, which can be intelligently adjusted according to the voltage demand to ensure efficient charging and compatible for different types of solar systems. 2、Multifunction Design: Equipped with dual USB ports for easy device charging and an LCD display screen for real time monitoring of the charging status. Timer setting function can set charging time according to needs, intelligent management of battery charging. 3、High Efficiency Charging: Adopting MPPT maximum power point tracking technology with 98% conversion efficiency, effectively improving the charging efficiency of solar panels, maximising the use of solar energy resources, saving energy costs, environmental protection. 4、Battery Protection: The intelligent regulator features advanced charging protection functions including overcharge, short circuit, and reverse connection protection, ensuring safe running for batteries and devices. 5、App Control: Solar charge regulator supports mobile APP control management and bluetooth short range control, allowing for seamless monitoring and control of the charging process directly from your smartphone. Specification： Item Type: MPPT Solar Charge Controller? Application: MPPT series solar charge controller developed with advanced Maximum Power Point Tracking (MPPT) technology, specially designed for solar panel battery charging systems, with conversion efficiency up to 98%. 1. Mobile APP control management, Bluetooth short range control. 2. MPPT solar charge controller, MPPT technology. 3. Charges 12V/24V/36V/48V/60V batteries, automatically identifies charging voltage. 4. Unique battery repair function, able to start with 0V battery. 5. Optimize battery performance with staged charging, high performance built in DSP controller. 6. Over charge protection, input PV polarity reverse protection, output current limiting protection, over temperature protection. 7. Built in overheat, overcurrent, short circuit, open circuit protection, reverse connection protection, controller automatically recovers from faults without damaging equipment. 8. Suitable for sealed acid batteries, gel open batteries, LIFEPO and lithium batteries, etc. 9. Full function parameter setting with buttons, high definition display screen, display charging current, discharge current, temperature, and accumulated power generation on the same screen. Package List： 1 x MPPT Solar Charge Controller 1 x Instruction Manual