https://stream.echo6.co/videos/watch/62294aa8-a56b-4639-a4f9-4a6c173386f1 This is the second part of my long mailbag video. It contains some products, some explanations, and experiments. And it shows a bit of my side projects. My second channel: https://www.youtube.com/HB9BLAWireless Links: UPS: AliExpress: https://s.click.aliexpress.com/e/_DDSklIz (it seems that shipping cost increased) eBay.com: https://ebay.us/aSw2uF eBay DE: https://ebay.us/OUXDI4 (18W version) Amazon.de (without PoE): https://amzn.to/3PiLVxO The "SVC ECO PLUS 8100" was also proposed by a viewer Hi-Link power supply: https://s.click.aliexpress.com/e/_DmmaOQv Effortless Extruder: https://s.click.aliexpress.com/e/_DB2fux3 Daly BMS to MQTT: https://github.com/softwarecrash/DALY-BMS-to-MQTT Chapters: 00:00:00 Intro 00:00:22 Versatile and cheap UPS 00:04:28 Small insulated power supply (with lots of explanation) 00:09:22 Effortless Extruder for flux etc. Patreon supporter companies: https://passiv-energie.gmbh/ https://www.welectron.com/ https://yosmart.com/ YouTuber Patreon: https://www.youtube.com/@MakersMashup/ The links above usually are affiliate links that support the channel (at no additional cost to you). Supporting Material and Blog Page: http://www.sensorsiot.org GitHub: https://www.github.com/sensorsiot My Patreon Page: https://www.patreon.com/AndreasSpiess Discord: https://discord.gg/JfgDSa8 If you want to support the channel, please use the links below to start your shopping. No additional charges for you, but I get a commission on your purchases to buy new stuff for the channel My Amazon.com shop: https://www.amazon.com/shop/andreasspiess For Banggood https://bit.ly/2jAQEf4 For AliExpress: For AliExpress: bit.ly/3MtXUY8 (just go on from here to your product) For Amazon.de: http://amzn.to/2r0ZCYI For Amazon UK: http://amzn.to/2mxBaJf For ebay.com: http://ebay.to/2DuYXBp https://www.facebook.com/profile.php?id=100013947273409 https://twitter.com/spiessa https://www.instructables.com/member/Andreas%20Spiess/ Please do not try to email me. This communication channel is reserved for my primary job As an Amazon Associate, I earn from qualifying purchases #no#midroll#ads Mon, 13 Apr 2026 20:43:18 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/62294aa8-a56b-4639-a4f9-4a6c173386f1 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.