Waterproof outdoor readiness Designed for reliable use in challenging environments, this Solar MPPT Controller delivers strong waterproof performance for confident outdoor installation with solar setups during rain or in humid conditions. Do not immerse fully to maintain longlasting service. Quick SAE connection flexibility Includes SAE connectors for fast linking or removal, plus two 130 mm SAE extension cables for convenient placement or DIY adjustment in various solar configurations. Enables smoother integration without complex wiring. Intelligent 3stage charging Supports equalize, float, and boost modes to maximize 12V solar energy harvest while protecting compatible batteries. Works with AGM, gel, deep cycle, sealed, flooded, and lithium batteries, helping prevent overcharging or damage. Compact LCD and LED monitoring Features an easytoread LCD display and LED indicators that show solar panel and battery status at a glance. Spacesaving design makes it suitable for mobile solar systems or installations where portability is important. Use scenarios Offgrid cabin or remote camping: reliable 12V solar charging in exposed outdoor conditions, with battery protection across common chemistries (AGM, gel, deep cycle, sealed, flooded, lithium). RV, caravan, or boat solar installations: rugged, weatherresistant controller for mobile energy setups where quick connections and clear status monitoring are beneficial. Portable emergency power or disaster preparedness kits: compact and lightweight for easy deployment in portable solar kits, with straightforward wiring and reliable battery protection.