The Outdoor Discovery Periscope from Toysmith fosters curiosity and exploration. Made of high-quality, durable plastic materials, the periscope is easy to hold and extends up to 14 inches. Made with safe, high-quality materials designed for durable active play indoors or outdoors. Great STEM educational tool to use in classrooms to help kids build a desire to explore, investigate, ask questions and dive into the world around them. • Age Grade: 5+ • Product Dimensions/Weight: 6.5 L x 1.0 W x 12.0 H / 0.4 lb • Inner Pack Dimensions/Weight: 14.7 L x 10.1 W x 7.3 H / 3.1 lb • Made In: Taiwan • Batteries not required