We are fastest growing manufacturer, supplier and exporter of BB100W 12/24 Charge Controller in Aurora, Ontario, Canada. 100 watt Charge Controller with integrated input and output controls. Monitor temperature, liquid level with wire sensor ( 2.4GHz). Full error and notification through full GSM- CDMA communication ability with Text messaging. Error notification via text messaging. Dual operation 12 or 24 VDC loads and also integrated 12/24VDC Bulk/Float charge capability. Adaptable and expandable up 20 Input/Output loads.