Samlex Flush Mount Solar Charge Controller w/LCD Display - 30A [SCC-30AB]Flush Mount Solar Charge Controller w LCD Display 30A The Samlex 30 Amp Charge Controller regulates current and protects your batteries from over charging. Features of this 4 stage Charger include: LED status indicators, digital LCD monitor and 8 charge settings for most battery types. Charging is further regulated with the optional DC BTS A C Battery Temperature Sensor. Features: Pulse Width Modulated (PWM) charging most efficient and effective way