Good morning all…
Battery related stuff from AliExpress https://www.aliexpress.com/item/1005004352468732.html https://www.aliexpress.com/item/32844130457.html https://www.aliexpress.com/item/1005001339542680.html h
Testing this battery charge/discharge control module in battery charge mode. https://www.icstation.com/voltage-protector-disconnect-switch-with-display-voltage-protection-module-digital-over-discharg
This USB power bank has 28 lithium ion cells all connected in parallel. Total capacity is 36,400 mAh or 131…
Place a voltage source at the output of a buck converter and it can feed power back to the input.
The audio quality of these cheap wireless microphones isn't wonderful.
The electronic components found inside an $8 wireless microphone set.
New stuff from eBay and AliExpress. https://www.aliexpress.com/item/1005004844972111.html https://www.ebay.co.uk/itm/144887401123 https://www.ebay.co.uk/itm/385476746254 https://www.aliexpress.com
I had to take this one apart in a hurry.
Looking at a few different electric hot water bottles. Why do they puff up over time and stop working?
New selection of stuff 2Pcs Brushless DC12V 5015 Cooling Fan Blower Turbo Cooler for 3D Printer Black https://www.ebay.co.uk/itm/175207154117 2Pcs Gdstime…