1 Jackson Safety Insight Variable ADF Cartridges / OrderVariable shade (9-13), wide viewing area (3.93" x 2.36"), sensitivity and delay adjustments, four (4) independent auto dimming sensors and easy-to-use digital controlsChoose from grind and weld modes (use it for MIG welding, TIG welding and arc welding) on this value-centric welding mask (2 per order)Jackson Safety INSIGHT Variable Auto Darkening Welding is compatible with the HLX 100 and HSL 100 shellsThe Auto Darkening Filter (ADF) enables welders to adapt to various working environments by controlling the shade of the lens, with adjustments for sensitivity from ambient lighting sources