Klein Tools 60155 Cooling Fan for Hard Hat and Safety Helmet

The Klein Tools Cooling Fan Cat. No. 60155 is designed for use with Klein Tools’ hard hats and safety helmets with patented accessory mounts for easy attachment and removal. The dual-fan design forces outside air into the shell to push out stale hot air facilitating cooling Included long and short ducts can be configured 16 different ways for efficient airflow. Powered by a detachable rechargeable lithium-ion battery Cat. No. 29025 that can also charge other small USB devices.