The Tik10 is exceptionally lightweight and compact and will come incorporated using a lanyard for easy carrying. Because the manufacturer needs the serial number to deliver a substitute, we extremely suggest you keep the initial packing box or get image from the code prior to discarding it. Thank you! https://doteco-tik2044867.blogdal.com/26530444/5-tips-about-doteco-tik20-you-can-use-today