battery

An electric battery is a source of electric power consisting of one or more electrochemical cells with external connections for powering electrical devices.
When a battery is supplying power, its positive terminal is the cathode and its negative terminal is the anode. The terminal marked negative is the source of electrons that will flow through an external electric circuit to the positive terminal. When a battery is connected to an external electric load, a redox reaction converts high-energy reactants to lower-energy products, and the free-energy difference is delivered to the external circuit as electrical energy. Historically the term "battery" specifically referred to a device composed of multiple cells; however, the usage has evolved to include devices composed of a single cell.Primary (single-use or "disposable") batteries are used once and discarded, as the electrode materials are irreversibly changed during discharge; a common example is the alkaline battery used for flashlights and a multitude of portable electronic devices. Secondary (rechargeable) batteries can be discharged and recharged multiple times using an applied electric current; the original composition of the electrodes can be restored by reverse current. Examples include the lead-acid batteries used in vehicles and lithium-ion batteries used for portable electronics such as laptops and mobile phones.
Batteries come in many shapes and sizes, from miniature cells used to power hearing aids and wristwatches to, at the largest extreme, huge battery banks the size of rooms that provide standby or emergency power for telephone exchanges and computer data centers.
Batteries have much lower specific energy (energy per unit mass) than common fuels such as gasoline. In automobiles, this is somewhat offset by the higher efficiency of electric motors in converting electrical energy to mechanical work, compared to combustion engines.

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  1. 8

    Tips para hindi magbawas ang battery health

    Gamit kayo ng 5 watts charger. Maski anong 5 watts charger pero mas ok kung un sa iphone. Kung gusto niyo fast charger eh hanggang 10 watts lang. Wag gagamit ng 15 watts at lalo na un 20 watts fast charger. Maski GaN charger pa yan eh magbabawas battery health. Naparesearch ako dahil lakas...
  2. 8

    Mas maganda ba sa battery health ang lower wattage chargers?

    May nabasa ako na mas ok sa battery ang lower wattage battery chargers like 10-20 watts instead of those 33w and above dahil less heat. Heat ang nakakasira ng battery.
  3. A

    Help Shopping for my laptop's battery

    Naghanap ako sa Shopee particularly for this model Asus x550ze. Hirap magtiwala base sa mga reviews. Any tips po
  4. A

    Iphone Battery Mod

    Mga Paps May Naka pag try naba i mod battery ng iphone 7 plus i mean kunin mo bms tapos i connect mo sa mga naka parallel na battery ng android may naka try naba at naka battery drain test at charging time hehheeh curious ako try ko sana
  5. T

    Help Vivo s1 pro battery original

    Saan kaya makakabili ng original na battery ng phone? Nasira kasi battery at puro class A meron sa online shop. Pahelp
  6. L

    Trivia IPhone 7 battery

    This is not a promotion! I just wanna share my experience about this battery that i bought via online shopping platform before and it was good i tried Applezilla and Cellmaxs and it was at okay naman silang dalawa. Matagal malowbat at matibay. DIY lang sa replacement ng battery, total di naman...
  7. Y

    Tutorial Tara Pakunatin natin Battery ng phone mo in 4 Steps, Napaka basic.

    Enjoy 😍 simple thank you lang okay nako, diko sure kung may nagpost na nito dito Hidden content Hidden content Hidden content Hidden content
  8. M

    Nakakadrain ba ng battery yung ilauncher?

    nakakadrain ba ng battery yung ilauncher? gusto ko talagang mag-customize ng homescreen kagaya nung sa mga ios devices like ang ganda kasing tignan huhu kaya natetempt akong idownload tong ilauncher na app
  9. 8

    Kakasira ba ng battery mga high watts chargers?

    Yun mga 45 watts up to 100 watts nakakasira ba? Bumili ako ng realme 11 pro plus na may 100 watts charger. Nagdadalawang isip ako gamitin charger nito dahil baka sobra init na ang 100 watts. Heat pa naman ang kalaban ng battery. Switch na lang ba sa 20 watts charger?
  10. L

    Help BEST iPhone third-party battery

    Ano magandang iPhone third-party battery? device ko is iPHONE XR Yoobao Applezilla Foxconn Spex Foxconn REMAXX (may nakita akong thread na pangit daw after 1 month may prob na) Gsmsándwich (eto ginamit na battery sa repair shop okay naman sya, makunat kaso pagdating 6months, nagrerstart kusa...
  11. B

    E5576 battery

    pa help po saan nakaka bili ng replacement battery yung di fake ang battery may nabili kasi ako pag charge ko mag full charge na siya after ng 10 mins patay agad
  12. I

    Gagana pa rin ba ang Android phone na nakakabit lang directly sa charger?

    Ito yung topic na nagpapalito sa akin.Idk if gagana ba ang android phone if tanggalan siya ng battery tapos idirect yung connection ng charger dun mismo sa battery port.Paki sagot naman kung merong technician available.
  13. L

    Why does my dell laptop not turn on until I remove and replace the battery?

    every morning na lng ganito ginagawa ko para magopen laptop ko. patulong naman. need na ba palitan mother board neto?
  14. F

    Help Good iphone battery brand online?

    Baka meron kayo alam na brand, shop sa shopee o lazada na battery for iphones. Yung subok na sana at totoong matagal malowbat. Meron nagsabi sakin na goods ang Yoobao. Pero hanap muna ako nang ibang suggestions. Salamat.
  15. D

    Battery para sa Realme 6/6i, nilagay sa Mi A2 Lite ko. Any thoughts?

    Hello mga ka PH Corner. May question po ako. It is possible na ang battery na BLP757 ay salarin kung bakit hindi accurate yung percentage reading ng Mi A2 Lite ko? Nag iba yung behavior ng battery ng phone ko noong simula kong pinapalitan ko yun sa tech. Bali yung nangyari, no probs naman sa...
  16. A

    Help Battery Health

    Hello po, ano po tricks para hindi madaling bumaba ang batt health ng iphone? Salamts
  17. D

    Help Battery Replacement Service sa Apple

    Hello good day PHC! May mga nakapag palit naba ng battery sa apple store? magkano yung overall cost na nagastos ninyo? :D balak ko sana magpa change ng battey sa iphone 11.
  18. W

    Help Samsung A51 battery logo stuck

    Mga boss ano kaya ang problema ng cp ko. Bigla nalang nag stuck sa battery logo noong nirestart ko at walang percentage na lumalabas pag naka charge, at 1.2wats lang ang kino consume pag naka charge. Hindi ma hard reset or nd man lang mag turn on ang cp. Tinry ko e replug ang battery, at wala...
  19. E

    Malakas ba talaga sa battery pag gaming laptop?

    gamit ko ngayon lenovo loq gaming 15 pero ewan ko pag naka best performance tapos hindi naman ako nag lalaro mag iisang orass at may kalahati tapos pag naka best power effiency from 68 percent almost mag 2 hour and 30 minutes sya,.. web surfing lang gamit ko at utube ng kaunti
  20. L

    Help Help about Guitar Battery po

    Good Morning mga lods. Pede pahelp po ano magandang battery na 9 volt for acoustic guitar na rechargeable? Di ko kasi alam kung pwede yung mga may type c for charging eh. Thank you po!!
  21. S

    Help Yoobao Battery for XR

    May nakapag try napo ba ng yoobao battery sa iphone XR? Ilan po SOT na nakukuha nyo?
  22. M

    Help Sino Nakakaalam pano gamitin ang greenpocket m2a na walang battery?

    ito sakin kasi ginamit na sa bahay lomobo na battery since mag damagan nakabukas at di na nahuhugot ang batt. anyone maalam mag pagana ng walang battery?
  23. H

    Help Oppo A3s Battery

    Help please ano pwd gawin Pag ayaw mag charge at may lumalabas na temperature is too low to charge the battery sa Oppo A3s
  24. E

    Redmi note 9s battery

    goods ba yung sandwich battery brand?
  25. R

    Phone/tablet na nagana kahit wala battery basta nakasaksak sa usb-powered? meron ba?

    may alam ba kayo phone/tablet na kaya mag-operate kahit wala battery basta nakasaksak sa usb-powered? para bang mga portable dvd player noon kahit wala battery basta nakasaksak power adaptor nagana.
  26. A

    Help Ayaw mag charge ng battery

    Hello mga bossing! May dalawang tanong ako sana matulungan nyo ako. 1. Ano ano ba posibleng sira ng motor kapag ayaw mag charge ng battery nya? 2. Magkano na po ba aabutin kapag 6yrs nang hindi napaparehistro ang motor? Magkano po ba ang isang taong hindi naparehistro? Sana masagot nyo mga...
  27. G

    Lumobo battery ng motor ko help

    yung battery ng motor ko lumobo 3 months palang saken bago to e Nagana pa naman sya.. wala pa kasi ako budget wala pa sahod .. ok lang ba gamitin pa din to? kahit ganito?
  28. K

    Help Ayaw mag start up/ open orange light on Battery indicator

    ano po kya problema/sira ng laptop ko 8/128 i5 tg averatec ayaw po mag start up/open ,.orange light sa battery indicator salamat po
  29. C

    Help Phone Battery

    Goods pa kaya ang battery na to mga sir? Issue lumubo, lumubo nga po ba?
  30. K

    Help: Asus vivobook X1402Z battery issue

    sa mga laptop tech dyan baka may advice kayo battery issue ng asus laptop bali gumagana power on lang cia sa power brick pero pag tinanggal biglang mg power off. May nakaindicate naman battery sa display at ngcharge din. Simula nag software update bigla nalang ganito. patulong naman sa...
  31. H

    Help Battery replacement

    question lang po mga paps. saan po kaya pwede mag papalit ng battery ng ios?
  32. I

    Help BATTERY PROBLEM

    Mga paps,san po pwedeng makabili ng original battery ng redmi phones? Redmi note 10s po naghahanap kasi ako sa shopee,wala akong makita na orig salamat po❤️
  33. B

    Phone Battery

    Good day po Tanong lang po lalo na sa mga technician Paano malalaman kung original battery ang ni replace ng technician sa smartphone? nag pa battery replacement po kasi ako sa authorized xiaomi service center
  34. A

    M271T Battery Replacement

    Lumubo na po battery ko sa M271T wala na daw binebenta kapalit na battery si Smart Pede po ba itong replacement nakita ko sa lazada. M271T Battery Replacement Wired Dummy Battery for M271T can run pocket wifi 24/7 via 5v USB M271T battery replacement | Lazada PH Lazada link
  35. B

    Xiaomi battery replacement

    Good day po tanong lang sa nka try mag pa replace ng battery sa authorized service center ng xiaomi magkano po nagastos nyo ?
  36. A

    Help Poco f5 pro Battery health

    Hi guys, mabilis din ba mag drain battery ng poco f5 pro nyo kht tinanggal na bloatware apps and nakanl restrict na sa battery usage most of the applications?
  37. L

    Iphone X 67% Battery Life - Best Battery option?

    Good Days Guys... My iPhone X battery Life is on 67% mabilis n sya malobat ngaun reasonable nman s age nya.. so im planing n mag p palit ng battery... any recommendation brand for battery wala talaga ako idea, Brand and Price po sana if ever. QC area po pala ako along Cubao :) Thank you po
  38. 8

    Pansin ko mas makunat ang battery pag...

    Kapag 10 watts or 18 watts na charger ang ginagamit instead na un 33w, 60w,etc. Nadadagdagan ng 2-3hrs screen time.
  39. A

    Help Bypass iPhone, pwede bang palitan ng battery?

    hello po, ask lang. pwede bang palitan ng battery yung iPhone kapag nakabypass na?
  40. B

    Help Celphone battery

    Mga paps, san kayo bumibili ng origintl battery ng cellphone? Xiami note 9 yung model, lobo na kasi tong akin
  41. S

    Pocket Wifi - E5573cs-933 battery

    May alam ba kayong online nagbebenta ng E5573cs-933 battery? Naghanap na din ako sa shopee at lazada kaso bad review lahat
  42. W

    Help ORIGINAL BATTERY OF TECNO CAMON 16

    Mga paps saan po kaya nakakabili online ng original na battery ng tecno camon 16? Salamat po sa sasagot
  43. B

    Help Xiaomi phone Battery Problem

    Redmi note 9 po model ng device ko. Pinalitan ko siya ng battery due to bootloop, unfortunately if 20% na siya mas madali nang malowbat lalo na kung nag gi-games. I think 1 percent nababawas within 5-10 seconds. Na try ko na po siyang i-calibrate pero dati pa rin. Any alternative solution? Thanks!
  44. H

    Help Laptop with new battery, Charging but battery not increasing

    Ano po kaya problema ng laptop ko, kakakabit ko lang po kasi ng bagong battery binili ko sa shopee, pero kahit ilang oras po sya nakacharge hindi tumataas yung percentage ng battery nya. 0% na po yung battery nya kaya hindi ko na magamit nga hindi nakasaksak. Ok naman po yung charger kasi...
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