Features Power Boost: Featuring Quality Components, this MPPT solar controller leverages Advanced MPPT technology to enhance system performance, with up to 99.5% efficiency and a rapid tracking speed, resulting in an increase of up to 98% in conversion efficiency. Functional and Practical: Maximize your solar energy usage with light and time delay control, temperature monitoring, and adjustables charging. The Solar battery controller features a large LCD with power generation/dis-tracking, cumulative power query, and power failure memory for hassle-free energy management. Effortless Energy Management: Photovoltaic controller; Harness the sun's power effortlessly; our Upgraded Solar Controller automatically manages panels and batteries, ensuring continuous without manual resets, even after power depletion. EASY TO READ: Let you know the status and data with LCD Display. You can also switch modes and parameter configurations conveniently and perfectly protecting the lithiums battery from over-discharge, suitable for home, industrial, commercial, etc Safe to Use: Equipped with self-repairing backwash protection, our Solars power regulator ensures your devices are secure and remain undamaged, thanks to built-in open circuit, short circuit, and overload protections, Notice 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: 11.5*2.2*6cm