Features Compatible with 3M Eyewear and 3M Hearing protection (Z3AF/2 Helmet clip required, sold separately). Rugged, durable faceshield with a premium visor helps protect against sparks and debris. Intuitive, colored touchpoints plus visual and audible lowflow indicators help make the TR-300 easy to use. Multi-speed powered air turbo with a battery that offers long run time, less charge time and, ultimately, reduced downtime. Intuitive, coloured touchpoints plus visual and audible lowflow indicators help make the TR-300+ easy to use. Multi-speed powered air turbo with a battery that offers long run time, less charge time and, ultimately, reduced down time. What's in the box: M-307 Helmet, TR-302E+ Powered Air Turbo, TR-326 High Durability Belt, TR-341E Battery Charger, TR-3712E Filter, TR-362 Spark Arrestor, TR-3600 Pre-Filter, TR-332 High Capacity Battery, BT-40 Heavy Duty Breathing Tube, BT-926 High Temperature Breathing Tube Cover, TR-971 Airflow Indicator. The TR-300E+-HIK is a complete Powered Air Respiratory system featuring powered air turbo and filter designed for Particulate respiratory protection and including everything required to get started. This ready to use kit provides a simple way to purchase a complete PAPR system for use in industrial environments. Two types of alarms-one audible and one visual-alert user to either battery or low flow, such as when a particle filter is fully loaded. LED lights on the battery indicate its charge status on and off the charger. The kit includes 3MM307-Helmet head top and premium visor 3MTR302EPLUS-PAPR turbo unit 3MTR326-High durability belt 3MTR341-Battery charger3MTR3712EN-Particlure filter3MTR362-Spark arrestor3MTR3600-Pre filter3MTR322-High capacity battery 3MBT40-Heavy duty breathing tube3MBT926-High temp breathing tube cover 3MTR971-Airflow indicator.