Features: brand new and high quality Stable performance: Built-in industrial microcontroller for stable operation in cold, high temperature and humid environments. Dual USB output: Easily connect to your phone for fast, powerful charging of your phone. Comprehensive protection: Provides overcharge, overdischarge, overload for protection, and short circuit and reverse connection for protection. Wide range of load work: Easy to apply to different types of street lights and monitoring equipment. Wide r ange of applications: for solar green light, solar light billboards, solar insecticidal lamps, solar power systems, marine solar power systems, solar power systems, etc. Package Includes: 1x Solar Charge Controller Specifications: Material: Plastic and Metal Current: 50A/60A Color: Black + Orange Working Voltage: 12V/24V Floating Charge Voltage: 13.8V/27.6V(Adjustable) Undervoltage Protection: 10.7V/21.4V(Adjustable) Charger Controller Specification Charging Mode: 3 Kinds Working Temperature: 35-60 Storage Temperature: 40 -70 note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.