Crane Scales GRAM C5 Series – Resistance and reliability. Light crane scale: Very resistant anchors to lift big objects. Clear and easy-to-read display: LCD display with LED digits (30 mm). Characteristics: Light crane scale. LCD display with LED digits (30 mm). Aluminium housing. Waterproof keyboard. Very resistant anchors. Auto-off. Auto-hold function. Accumulation of weights. Remote control.