LEGO Shooter_ ( 1x Launcher + 1x Soft-Arrow included only) Safe for children from 6 years old and above. While Stock lasts !! It is hard to get It elsewhere .. Length of Launcher - 4.3 cm (43 mm) Length of Soft Arrow - 7.3 cm (73 mm) How to use ? - It can be driven manually or automatically by LEGO EV3/ NXT large or medium servo motor. Want to know how to use it ? You can contact me anytime. https://www.facebook.com/robotica.robotic/videos/493585061117836/ Shopee💯Trusted Seller RoboTiCa Robotic Learning and Services Taman Uda Utama, 81200 Johor Bahru, Johor, Malaysia. +6016-702 7261 ( Call/ SMS/ WhatsApp ) robotica.robotics@gmail.com Facebook ( wallegrocery.robotica ) Website > https://robotica-robotics.business.site/ Location (Google map) Location (Waze)