Welding Helmet ADF Controls Digital Battery Chemistry Lithium Ion Battery Life 2 000 hr Battery Type Disposable CR2450 Color Black Blue Red Silver Compatible Suspension Brand Name Miller Compatible Suspension Grainger Part Number 60UP42 Compatible Suspension Manufacturer Part Number Not Applicable EN379 Classification Not Applicable Features Auto-On/Off AutoSense Half Shade Settings Improved Digital Controls Quick Release Cover Lens Three Operating Modes Variable Shade