• Viewing Window: 92 x 42mm
• Cartridge Size: 110 x 90 x 10mm
• Arc Sensor: 4
• Light State: Din 4
• Dark State: Variable, Din 9-13
• Shade Control: External, Variable (Manual)
• Power On/Off: Automatic
• Sensitivity Control: Adjustable & Graphic Display
• Power Supply: Solar Cell & Lithium Batteries
• Switch Time: 1/10000S
• Delay Time: 0.2 ~ 0.8s
• Working temperature: -16-65 degrees
• Grinding Function: Yes
• Arc Sensor: 2
• Adf Self-check: Yes