We have 1 like new unit with bag and spare battery cartridge. The compact, lightweight, and portable AN/PAS-13E Thermal Weapon Sight is an all-weather infrared imaging device that cuts through battlefield obscurants to deliver clear surveillance imagery and effective fire control day and night. Benefits . Enables combat forces to acquire and engage targets . Surveillance and fire control under battlefield obscurants, adverse weather, and total darkness . Command and Control at squad leader level . Enables recognition ranges up to 2.35 km . Over 30,000 Thermal Weapon Sights produced and delivered Proven Technology The AN/PAS-13E Thermal Weapon Sight (TWS) is an advanced infrared weapon sight developed by the U.S. ARMY and Raytheon.