Features GOOD CONTROL Equipped with this solar panel controller, you will find charging faster and more stable. Wide utility: highly compatible with various products, including but not limited to phone, computer, etc. EASY USE Comes with two USB ports, Type-C interface, the connection is very convenient and practical. Easy to Install With a light weight and compact size, the easy installation can be completed quickly. Safe Working: Waterproof, moisture proof and thunder protection, promises safe and reliable work. Specification: Item Type: Solar Charge Controller Applicable voltage of the solar panel: 18V-30V. Applicable solar panel power: 50W-200W Interface: Dual USB interface (QC3.0 fast charging protocol), compatible with all brands of mobile phones that charge quickly. TPYE C Interface: Built-in PD Decoy Adaptive Protocol, 5 voltage outputs (5V, 9V, 12V, 15V, 20V), supports charging laptops (must be equipped with PD corresponding voltage decoy line). DC output port: the same as the voltage output of the solar panel (rechargeable 12V car battery, 12V lithium battery, 12V lithium iron phosphate battery). Package list: 1 x solar charge controller. 4 x screws. 1 x user manual (English language not guaranteed). Tips: 1. Please make sure the positive and negative poles of this product correspond to the load before use. 2. If there is no professional technical personnel, please do not try to change the circuit or the method of use of the product. Package List 1 x Solar Charger Regulator 4 x Screw 1 x User Manual