RetroTech: The CalcuPen

Merge a pen with a calculator and you get the CalcuPen, a barely useable yet highly collectable piece of 1970s tech. NOS LCD Pen Watches on eBay https://ebay.to/2zxVXDO CalcuPens occasionally appear on eBay too: https://ebay.to/2rgArii (Links are affiliated) My previous video about the rise and fall of the LED watch    • Pulsar P3 - When a Digital Watch cost more...   The outro can be seen on it's own here:    • Ten   --------------SUBSCRIBE----------------- http://www.youtube.com/user/Techmoan?... ------------Merchandise---------------- https://teespring.com/stores/techmoan... ------------SUPPORT-------------- This channel can be supported through Patreon   / techmoan   *Patrons usually have early access to videos* ---------Outro Music---------- Over Time - Vibe Tracks    • Over Time – Vibe Tracks (No Copyright Music)   -----Outro Sound Effect----- ThatSFXGuy -    • Six Million Dollar man main title computer...   -----AFFILIATED LINKS/ADVERTISING NOTICE------ All links are Affiliated where possible. When you click on links to various merchants posted here and make a purchase, this can result in me earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network & Amazon.