Stay cooler and more comfortable during every weld with the AG HotHead 2.0 Welding Helmet Cooling System. Designed to circulate fresh air inside your welding helmet, the HotHead helps reduce heat buildup, minimize lens fogging, and improve overall comfort during long welding sessions. Its lightweight, cordless design installs quickly on most welding helmets, making it an excellent upgrade for both professional welders and DIY enthusiasts. Features • Activated charcoal filter and positive pressure system helps reduce fumes by up to 90% • Lightweight cordless design weighs just over 5 ounces • Reduces heat inside your welding helmet by up to 15°F • Improves visibility by directing airflow across the welding lens to help reduce fogging • Creates a more comfortable working environment during extended welding sessions • Helps reduce sweat buildup and the need to frequently clean your lens • Rechargeable lithium-ion battery provides reliable, all-day performance • USB charging cable included • Covered by a 1-year manufacturer's warranty Specifications Battery Type: 18650 Lithium-Ion Voltage: 3.7V Capacity: 2000 mAh Weight: Approximately 5 oz Charging: USB Rechargeable Warranty: 1 Year Manufacturer's Warranty What's Included • AG HotHead 2.0 Cooling Unit • Rechargeable Battery • USB Charging Cable • Activated Charcoal Filter • Mounting Hardware Compatibility The AG HotHead 2.0 is designed to fit most welding helmets and installs quickly with the included mounting hardware. Need replacement filters? Click here to shop HotHead replacement filters. Watch the installation and product overview video HERE.