M04 Dummy Gas Mask w/ DUAL Ventilating Fan OD
-- This mask is divided into two parts: 1 face case 2 filter poison pot
-- Include 2X Fan System
-- Operated by 2x AA batteries(Not included) per fan


This mask is divided into two parts:
Filter poison pot internal for a complete set of fan system, after purchase first press the tank in the rear of the open, counterclockwise light spin covers and under the lid to disconnect the battery cover in good, good surface to shell and filter poison pot interface size hustle, insert the rotating card
Press the filter poison pot behind the delay of the switch, can start fan to mask within the air circulation, rapid perspiration prevent mist

Colour: OD Olive Drab