DTS RM03-50LRF Thermal vision monocular Rechargeable Digital Night Vision.Reason of the low price is thermal optic don't have English language only Chinese language in a settings! Please contact with me before buy now. NEW DISCOVERY DTS RM03 50LRF Thermal vision monocular Rechargeable Digital Night Vision Thermal Scope. Infrared resolution: 640*480 Certificate: CE,ROHS,FCC Objective length: 50MM Specification: Brand Name DISCOVERYOPT Model Number DTS RM03 50LRF Brand Name: DiscoveryOpt certificate: CE,ROHS,FCC Material