WLMW2393 Features: -Adjustable elastic headband.-Headlamp adjusts up to 90 degrees.-Easy on and off, just twist.-Super bright LEDs, never need replacing.-5 LED Mini Headlamp. Includes: -Spring loaded clip attaches to hats and other thin items Includes: (2) CR2032 Lithium batteries.. Warranty: -Lifetime warranty does not cover abuse.