indicator electric indicator crane scale Features Superior quality & ultra light (weight: 0.34kg)24-digit Σ- A/D circuit with nonlinear zero point correction6-digit 20 mm LCD displays, with back lighting.4 AA battery or 120V DC/0.5A power supply.Functions: count, up/low limit set, lb/kg conversion, peak hold, dynamic filtering (for animal scales) etc.Erosion resistance: Class IP65