Visionking 3×42 Night Vision Monocular. Range of Focus(m). Continuous Working Time(h): Package weight: Dimensions. 48 700 g 220x120x90mm. We accept return within 30 days after consumer receive item. We are Visionking Optical Technology CO. Our trade mark “visionking” has been registered in EU(European Union). Large orders are welcome. Any questions and needs, please send message to us. If you are interesting in our products, please Check out my other items.