Nite Ize Wraplit LED Area Light Strong internal wire that holds its shape Quick and easy to securely attach and detach UV resistant Operates in four power modes of high low strobe and signal mode Run time is up to 22 hours Effective range is up to 50 feet or 15.24 meters Takes 2 coin cell CR 2016 3v lithium batteries Product dimensions are 5.5-Inchx 3.1-Inchx .50-Inch or 140mm x 79mm x 12.7mm