batteries

  1. J

    DIY Solar Setup for Domestic Home

    Hi All, I have looked through most of the posts here, and I cannot find this posted question, so please point out if this is a duplicate? Currently I have a huge UPS setup for my home working perfectly. This consists of: 8 x 12v 110ah Lead Crystal batteries 4 x 12v 70ah Lead Crystal...
  3. Kevin Lancaster

    Why batteries have started catching fire so often

    Why batteries have started catching fire so often All our lives we have relied on batteries in everything from mobile phones and cars to hand torches, but confidence in the technology has deteriorated of late. Many airline passengers have had to surrender their Samsung Galaxy Note 7 phones in...
  4. Kevin Lancaster

    In batteries, a metal reveals its dual personality

    In batteries, a metal reveals its dual personality Branchlike deposits grow on lithium electrode surfaces in two ways, one much more damaging.
  5. Kevin Lancaster

    New chemistries found for liquid batteries

    New chemistries found for liquid batteries Liquid metal batteries are a promising candidate for making renewable energy more practical.
  6. Kevin Lancaster

    4 arrested with cellphone tower batteries worth R42,000

    4 arrested with cellphone tower batteries worth R42,000 Four men have been arrested in possession of suspected stolen property valued at around R42 000 in Tarlton, police said on Saturday.
  7. Kevin Lancaster

    This is what it takes to stop South African criminals from stealing batteries

    This is what it takes to stop South African criminals from stealing batteries Poynting Antennas has developed the MagiCube to stop criminals from stealing base station batteries.
  8. O

    What are you doing to combat load shedding in your household?

    Just wanted to open a discussion about what measures you are taking to beat load shedding? generators? UPS? wind turbines? solar? Grid tied systems? What is working for you? What have you tried that didn't work? Be interesting to see what other people are trying. Also if anyone knows of...
  9. C

    Long lasting inverter

    I just bought a powerstash inverter. Anyone have any experience with this inverter?
  10. HAL 9000

    Boeing to airlines: Flying with batteries in cargo can destroy planes

    Boeing, one of the world's two largest aircraft makers, warned its passenger airline customers on Friday, that flying bulk shipments of lithium-ion batteries can cause fires capable of destroying the planes. The guidance, sent to airlines around the globe, urged that they not carry the...
  11. Kevin Lancaster

    Four easy tips to make your batteries last longer

    Four easy tips to make your batteries last longer Here are a few things you can do to make your lithium-ion batteries last longer.
  12. B

    New Zest T1 batteries - Cape Town

    Anyone in Cape Town want to share the R99 delivery fee if I buy more than one new battery for my Zest T1? Battery is R171, delivery R99. I don't want to spend so much on delivery and am willing to buy two or more batteries if there are definite takers. I work in Maitland close to M5 off Berkley...
  13. S

    Building Lead Acid Batteries

    Found this webpage for DIY lead acid batteries. and thought it might be interesting. In special the book from 1922 on the page is a goldmine for everybody interested in the topic. Here the direct link to the detailed table of contents. I remembered that I have seen old battery assemblies...
  14. Kevin Lancaster

    It turns out there’s truth to ‘dead battery bounce’ after all

    It turns out there’s truth to ‘dead battery bounce’ after all It sometimes seems as if AA batteries breed when left alone in dark drawers around the house. As children rip them out of toys as they run out of juice the dead ones without charge get mixed up with the new ones.
  15. Kevin Lancaster

    Ultra-fast charging batteries that last 20 years

    Ultra-fast charging batteries that last 20 years Scientists at Nanyang Technology University have developed batteries that can be recharged up to 70 percent in only two minutes
  16. mercurial

    New technology from South Korea promises to triple the efficiency of li-ion batteries

    A new technology from South Korea promises to triple the efficiency of lithium-ion batteries
  17. LazyLion

    Cellphone Tower Batteries Siezed by SA Customs at Border

    A man trying to smuggle seven cellphone tower batteries into Zimbabwe has been arrested at the Beit Bridge border post, Limpopo police said on Monday. "It is suspected that these batteries were stolen from cellphone towers at several places in South Africa," said Colonel Ronel Otto. The...
  18. T

    Original Apple 2012 Macbook Pro 13" battery replacement

    Hey guys, I am looking for an original replacement battery for my 2012 MBP 13" (MD101), but not the cheap generic Chinese stuff. Anyone perhaps know if i would be able to get it locally or should i have to import, an if so from where/who. I think the battery's model number is A1322 Thanx
  19. I

    Laptop Charger

    So my laptop charger packed up and received my new charger yesterday. The charger comes with a car kit for charging using the car lighter port as well as AC power. I would like to know if charging via the car charger will cause damage to the laptop battery or the car battery. I have...
  20. L

    Supplier of Hahnel

    Hi Guys Looking to sell Hahnel products but I can't seem to find the current agents for those products. Does anyone have an idea??? Thanks!
    • lionelpcn
    • Thread
    • batteries chargers grips hahnel tripods
    • Replies: 3
    • Forum: Photography
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