The ATN OTS LT thermal monocular is lighter and has a long lasting internal battery. It’s small ergonomic and fits perfectly in your hand. The OTS LT series deliver sharp crisp images at an extended range. The battery uses a proprietary power management system that keeps you in the field longer without the need to use single use batteries. Features ergonomic design ATN Obsidian LT core long lasting internal battery and USB Type-C connection. Includes soft carrying case USB-C cable and lens tissue.