Victron SmartSolar MPPT 75/15 Solar Charge Controller

Victron Smart Solar Charge Controller has built in Bluetooth
allowing you to connect to your smartphone via the Victron Connect app. This enables you to setup and configure your controller and gives you a readout of voltages current and yield including 30 days historic data. Optional LCD display available. Ultra-fast Maximum Power Point Tracking (MPPT)
When there are cloudy skies with the light intensity 
changing continuously an ultra-fast MPPT controller
will improve energy harvest by up to 30% compared
to standard PWM charge controllers and by up to 10%
compared to slower MPPT controllers

Ultra-fast Maximum Power Point Tracking (MPPT)
Battery Life: intelligent battery management 
Resin encapsulated electronics
Automatic voltage recognition 12/24V
Maximum Charge Current - 15 Amps
Maximum PV Panels 220W-12V / 440W-24V 
Maximum PV open circuit voltage - 75V 
VE.Direct data port
Multistage Battery Charging with adaptive
Protection

Over Temperature 
Short Circuit
Reverse battery Polarity

Dimensions100 x113 x 40 mm
0.5kg weight
5-year Warranty