Retro Christmas tree illumination lights, flashing type 20 bulbs, indoor use, 100v Tokyo Corona Sangyo Co., Ltd. No box All 20 bulbs have been confirmed to flash 3 spare bulbs (untested) Negotiations for price reduction are not accepted. I will sell these to someone who likes the retro feel. Since these are very old, I cannot guarantee that all bulbs will light up after delivery. Please understand. Please refrain from purchasing if you are concerned, as these are used items that have been stored at home for a long time. Thank you.