The VSS Systemâ„¢ 2.0 features a 15A MPPT Bluetooth Charge controller that was designed from the ground up to work seamlessly with Cascadia 4x4 solar modules for vehicle hoods, roofs, and rooftop tents. This unit is extremely rugged and has the capability of being mounted outside in wet, dusty, hot, or cold environments thanks to an IP67 waterproof rating. Impact resistance and durability are provided by an extruded aluminum body. Plug-and-play wiring, and the CascadiaTetherâ„¢ Bluetooth app make system setup and monitoring easier than ever before. Add the optional 12V Accessory Kit [CHF300] to power fridges, solar generators, power stations, smartphones, laptops, and more. The MPPT Bluetooth Charge Controller is not included in the base price of the VSS System 2.0 and must be added to complete the system. Key Features Bluetooth App for Monitoring and Programming Waterproof/Dustproof IP67 Rating Plug-and-Play Wiring (12 Gauge) Compatible with 12V Accessory Kit 3 year Warranty Designed, Tested, Packaged and Supported in Canada & USA