Havis ChargeGuard Select Control ModuleThe Havis ChargeGuard Select Control Module is the ultimate safeguard for your mobile electronics, engineered to shield sensitive devices from voltage anomalies that can cause costly damage and kill batteries. Built for the rigors of mobile professionalsfleet vehicles, public service units, field technicians, and on the road equipmentthe ChargeGuard Select delivers reliable, intelligent protection in a compact, automotive grade package. By actively