Princeton Tec has introduced a new light called the Switch Rail. It is a Picatinny compatible, waterproof to 1m low output light for structure search, navigation, low level illumination and breaching operations. This light is a collaboration between Austere Provisions Company, Sentinel Designs LLC and Princeton Tec.
The Switch Rail offers 10 lumens for up to 36 hours using 2 each 2016 coin batteries. Available lamp options include IR/Red and IR/White.