Transform your headlamp into a lantern with Petzls Noctilight. Simply turn on your headlamp and place it into the Noctilight, and the clear casing diffuses the light. You can then place the Noctilight on a table, hang it in your tent or attach it to a backpack. Compatible with Petzls Tikkina, Tikka, Zipka, Actik, Actik CORE, Reactik, Reactik+, Tactikka, Tactikka+ and Tactikka +RGB headlamps. 2L x 3W x 3.5H. Wt:3 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Headlamps.