Solar controller 20A with built in timer Key benefits Flexible control with built in timer for scheduled charging and power management. Supports charging of lithium ion and lithium iron phosphate batteries, providing compatibility with common battery types used in solar generators and energy storage systems. 20A rated solar charge controller delivers reliable current handling to match small to mid size photovoltaic setups. Improves solar power conversion rates when paired with photovoltaic panels, optimizing available energy from panels into battery storage. Designed for integration with solar generators and solar panel systems to simplify setup and operation for home, mobile, and off grid use. Main functions and attributes Function: Solar charge controller that regulates charging from photovoltaic panels to batteries, including charge timing control via the built in timer. Compatibility: Works with photovoltaic panels as the only power source and supports lithium ion and lithium iron phosphate battery chemistries. Performance: 20A charge rating suitable for many portable and stationary solar generator applications, helping to manage charge current and improve conversion efficiency. Control: Built in timer enables scheduled charge and discharge cycles for greater control over battery charging times and energy use. Installation note: The unit is intended for systems where photovoltaic panels are the power input. Using other power sources is not supported. Practical use scenarios Weekend camping with a solar generator: Connect photovoltaic panels to the solar controller 20A and schedule charging periods with the built in timer to ensure battery packs are charged before evening use. RV and marine power management: Use the controller to charge lithium ion or lithium iron phosphate batteries from rooftop panels and set charge times to match travel schedules and shore power availability. Off grid backup power for small appliances: Integrate the controller with a solar generator and panels to manage battery charging during daylight hours, improving energy conversion and preserving battery life through controlled charge cycles. What this product solves Eliminates the need for manual charging management by providing automatic regulation and timer based scheduling. Ensures correct charging for compatible lithium battery types to reduce improper charging risks. Enhances energy utilization from photovoltaic panels by improving conversion into stored battery power. Important note This solar controller 20A can only use photovoltaic panels as the power source. Ensure battery chemistry compatibility before installation.