Special Features:

Emits 360 degrees of ir led light, visible for up to 10 miles away with nvgs, it is waterproof, units can handle extreme temperatures, can be used in hazmat and eod situations and feature an 10 year storage/shelf life with lithium batteries that never leak.The led bulbs are unbreakable and can operate thousands of hours

Properties:

A fixed number of components and/or items, not all having the same basic name, which are required to provide a source of infrared radiation for the purpose of establishing geographical reference points, the bearing of which may be determined. Consists of manual and/or automatic keying devices, and power sources. See also transmitting set, infrared.