CAS NC-1 Crane Scale is a battery operated electronic crane scale. Protected by a Weatherproof Cast Aluminum Case your crane scale can be durable through any type of weather. A wireless remote control makes using your scale anywhere easy with the push of a button tare your scale, switch between kg/lbs, and turn your scale on and off. Auto Zero Tracking and Auto Span Adjustment make weighing a cinch without having to zero tracking manually. Also use a standard AC adapter to power your scale without the worry of the batteries running out of power when the low battery indicator appears. Your NC-1 Crane scale is perfect for all your crane weigh needs.