battery

  1. C

    Looking advice on fixing laserlevel battery

    Hello, first time poster. I am here looking advice on how to connect my batteries in my laser level. I dropped it and it stopped working. Opened it up and the attachments to each battery have broken. I tried to.solder it but it doesn't seem to have taken to it..any tips or advice on how to join...
  2. E

    Simple Solar Powered Pump w/ Rechargeable Battery

    Hi Everyone, My aim is to build a simple solar powered pump with a rechargeable battery to water plants. The idea is to use a 6V 1W Solar Panel connected to a TP4056 (protected) to charge a 18650 Lithium Ion Battery. On the output is an MT3608 2A Boost Converter to step up the voltage to a...
  3. N

    Motion triggered battery powered dimmable COB LED light

    My view on life, in any field, is not to produce more but to consume less. Everybody told me this is a very eccentric weird mentality. Perhaps they are right. Nevertheless I have to build my project to make a highly efficient, extremely low drain, motion triggered 12V battery powered dimmable...
    • NiculaeGeorge
    • Thread
    • battery dimmable dimmer led led light light motion powered sensor
    • Replies: 12
    • Forum: Lighting Forum
  4. F

    Fluke 199C

    Hi, I'm facing a problem with my FLUKE 199C oscilloscope battery which becomes dead very often and the oscilloscope will not turn on anymore even when the power adapter is connected. Is there any way to make it run on the power adapter regardless of the battery condition.
  5. D

    E39 530i touring - Nav fuse stray voltage on earth side - battery drain

    I have recently traced what I think is probably causing my battery drain to fuse 56 in the boot of my touring which is one of the navigation fuses. I thought could just pull the fuse to stop the drain as I never use the sat nav anyway but its had some other consequences. When I pull the fuse...
  6. S

    Do I need an inline fuse between my alternator and battery isolator?

    I purchased a 95 amp battery isolator and my alternator pushes 95 amps but I'm assuming that it may spike above that occasionally. Should I put a fuse between the two? I am only aware of 100 amp maxi fuses would that save the isolator for damage or do I need to purchase a battery isolator rated...
  7. I

    Dual Battery set up and powering lights

    Hello All, My Daughter is an apprentice carpenter and we have fit her van out with insulation, covered the walls with painted MDF and made some storage boxes, that she can put a mattress on for camping. We have run 240v LED string lights in the roof panel and now want to power those lights and...
  8. M

    Solax x1 ac and battery

    Hi, ive got an existing solar array of 2.5kw with a solis inverter, i can buy a solax x1 ac charge controller and triple power battery 4.5kwh with bms for 2k My question is how does my existing solis inverter connect to a solax x1 inverter ? and also do i even need my original solis...
  9. G

    where is battery located please, emergency lighting

    Hello, this emergency light does not come on when power is cut. There is a red light on when house has power, indicating power to the unit. The bulb works fine. I thought the battery may need changed. It has not been changed for a long time. How ever I can't see where the battery is. Is it...
    • gordon30
    • Thread
    • battery emergency emergency lighting lighting please where
    • Replies: 10
    • Forum: Lighting Forum
  10. E

    Wiring Reverse Camera on with key powered by battery

    I'm asking for assistance about how i might be able to make this happen. I'm thinking a relay would do this but i have no idea which relay. I'm looking to have a constant on rear camera that i can access from my head unit any time while the vehicle is on. I do not want to use with the wiring...
  11. A

    how battery current flow

    Hi I know that batteries get constant voltage and variable current , but why (for ex. cell battery) has 5v rating as standard but not 1a std , i mean why the amp change (500mA , 1A , 2A ...) if voltage is always the same ?? (I didn't get that in simulation !)
  12. HappyHippyDad

    Best price/place for a makita 5aH battery.

    Hope you're all having a good weekend! :) I am having a lazy day playing in front of the laptop nursing a bruised rib from boxing :anguished:?, so... I'm going to treat myself to a new makita 5aH battery as all I have are 3aH. Best price I can find is £49.99 + £4.98 (all inc VAT) from...
  13. T

    Unidentified issue

    Hi Everyone, I am struggling with a problem for what i cannot find any solution. I have an Opel Astra H 1.3 CDTI form 2008 and started to have some issues for a while. The situation is the following: My battery died on a morning, it was strange since the battery is only 3 months old. I took it...
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