Prenav Auto Darkening Welding Helmet Hunter WS-11. Model: Hunter WS-11; Feature: Auto Darkening Welding Shield; Feature: polypropylene shell; Feature: sensor auto-darkening; Feature: shade adjustable 9 to 13 (potentiometer); Feature: UV/IR protection even with discharged battery (shade 13); Standard Packing: 12 Pcs (1 Pc x 12 Box); Made In: India (New Delhi)