30 A Solar Panel Battery Charge Controller for 12 V and 24 V Systems A compact, easy to use charge controller designed to manage solar charging for 12 V and 24 V battery systems. The unit combines an LCD digital regulator, one key configuration, automatic memory of settings, and dual USB charging to simplify installation and daily use. Key benefits Reliable charging management: 30 A maximum charging current protects batteries from overcharge while optimizing solar input for steady performance. Simple setup and operation: One key configuration lets you select or confirm system settings quickly, reducing installation time and user errors. Easy monitoring: Digital LCD display provides clear status and setting information so you can check system voltage and operating mode at a glance. Convenient device charging: Dual USB outputs rated at 5 V 2.5 A provide on board charging for phones, tablets, and small electronics without needing a separate adapter. Memory and continuity: Automatic memory function retains configuration after power interruptions, avoiding repeated setup after outages. Features and specifications Charge current: 30 A System compatibility: 12 V and 24 V battery systems, automatic recognition and handling of the selected system Display: LCD digital regulator for status indication and parameter viewing USB output: Dual USB ports, 5 V 2.5 A total output for external device charging Controls: One key configuration for quick setup and mode changes Memory: Automatic memory function to restore previous settings after power loss Form factor: Compact enclosure suitable for tight installations and small solar kits Typical performance: Designed to manage solar input and battery charging while providing stable USB power for accessories Practical use scenarios Off grid RV or camper: Manage solar charging for a 12 V or 24 V battery bank, monitor charge status on the LCD, and charge phones or tablets through the built in USB ports while on the road. Small cabin or weekend retreat: Pair with a roof or portable solar panel array to keep a battery bank charged for lighting and low power appliances, with automatic memory preserving preferred settings between visits. Marine and backup systems: Use in small boats or backup power setups where compact size, straightforward configuration, and reliable charge control are required. What makes this controller stand out Combines straightforward digital monitoring with a one key configuration for fast setup. Automatic memory reduces maintenance by preserving settings after power interruptions. Dual USB output adds convenience by allowing direct charging of common devices from the controller. Designed to work with both 12 V and 24 V systems and handle up to 30 A of charging current, making it suitable for a wide range of small to medium solar installations. Contents of use Intended for management of solar charging and battery protection in 12 V and 24 V systems. Not intended to system specific safety devices or to be used outside rated current and voltage ranges. This controller provides a balanced combination of monitoring, convenience, and basic automation for small solar power setups where straightforward operation and reliable memory of settings are important.