The Z3 Productions PVS-31 features Gen2+ NNVT5 Autogated Manual Gain Tubes, offered in your choice of Green Phosphor or White Phosphor for superior night clarity. Each unit comes complete with a durable carrying case, detailed spec sheets for each tube, and a Lithium AA Battery. For enhanced mounting versatility, an optional G24 Mount is also available as well as a 4x AA Battery Pack for extended night time use. We are committed to providing professional-grade equipment with comprehensive support to meet the demands of our customers for the lowest prices. Includes a warrenty for manufacturing defects.