Feature:1. 50A solar controller can automatically manage the work of solar panels and batteries.2. It is easy to operate the solar charge controller, just connect batteries and solar panels.3. It has the functions of short circuit protection, overload protection, over current protection, over charge protection, under voltage protection and over voltage protection.4. The large‑screen LCD display is clearly visible. Thicker PC board is of good quality.5. Equipped with comprehensive self‑diagnosis and electronic protection functions to prevent damage caused by installation errors or system failures.How to Use:The controller should be connected to the battery first, then to the solar panel, and finally to the load! The disassembly sequence is opposite to the wiring sequence.Specification:Item Type: Solar ControllerMaterial: PlasticProduct Size: Approx. 200.1x127x55.3mm / 7.9x5.0x2.2inRated Voltage: 48VRated Current: 50ASelf-Consumption: ≤12mAWorking Temperature: -20℃~55℃Waterproof Rating: IP32Weight: Approx. 772g / 27.2oz Package List:1 x Solar Controller1 x Manual