Green Samurai Amulet can be printed to house a small LED or just a printed Prop. The LED you can use is below. https://www.amazon.com/dp/B01FF00TIW/?coliid=I1ZCSZUXEZ50J4&colid=3I2WFIXR1I9SK&psc=1&ref_=list_c_wl_lv_ov_lig_dp_it