Item Type: Solar Charge Controller Material: ABS Weight: Approx. 120g/4.2oz USB Output: 5V Product Current: 70A 80A 100A Output Mode: USB Operating Temperature: -35+60 Scope of Application: Solar Panels, Etc. Package List 1 x Solar Charge Controller 1 x Manual 1Support Fast Charging: Dual USB, Type C are supported by fast charging protocol, so that cell phones, rechargeable batteries faster charging. 2DC5521 Interface: Solar charge controller's DC5521 interface directly accesses the controller, eliminating wiring troubles. 3Safety Protection: Solar charge controller built in charge and discharge safety hours accumulation, battery reverse discharge, battery undervoltage, battery reverse connection, overload, short circuit protection 4Universal to Use: 12V 4V lithium ion battery pack, LFP battery pack universal, can automatically identify, can also be manually adjusted. 5PV Panel Direct Drive: This product can use PV panel to drive the solar controller directly.