Questions tagged [battery-life]
For questions about the battery life of electronic devices.
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Alternative charger for laptop
I have a DELL chromebook 3100 2 in 1 and its 65W charger does not work anymore. I have purchased on-line a new one but, as it arrives, I have tried to charge it using a quick charger for Smartphones, ...
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What school computer should I buy?
I'm a recent graduate from high school. I want to make sure I'm prepared to enter college as a computer science major. However, I don't have a computer. I don't know which computer to get for college. ...
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Battery replacement specifications
My battery is dead and I would like to replace but cant find the same exactly battery on the market.
Laptop: HP omen 15-dc1001nv
Battery: SR04XL
15.4V --- 70.07Wh (Nom: 4550mAh)
I have ...
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Smartphone with LiFe PO4 batteries?
I've been reading about child slave labour in the cobalt mines and do not want to have anything to do with cobalt.
I don't mind having a smartphone with less than half the battery life if it means I'm ...
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Best battery hardware for supplying the Raspberry Pi 4
I have the following hardware in my system with Raspberry Pi 4:
Pi 4
7" HDMI display https://pt.aliexpress.com/item/1005003840302925.html
Custom circuit board for a miliohmmeter
All that gives ...
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Does having a dedicated GPU in a modern Laptop affect battery life even if it is not in use
I am considering buying a new Laptop. I am not really much of a gamer, but occasionally dedicated graphics might be useful. But I am worried that it might affect battery life since I am planning on ...
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Battery upgrade for HP 15-BS laptop
I am using an HP Laptop 15-BS series for the last 4 years. For the past few days, I have been experiencing that the laptop's battery is not providing enough backup.
Below are the specs of this battery
...
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Li-Ion Polymer battery capacity tester - like Opus Bt-3100 for 18650
What
Searching for capacity tester for LiPo batteries, which runs full cycle (charge, discharge, charge) and displays accurate battery capacity.
I am looking for same features as Opus BT-C3100, which ...
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Good battery charger for AA+AAA batteries, especially for older batteries that don't charge well in other chargers
I currently have a cheap budget AA & AAA charger which can only charge batteries in pairs of two, and which does not do a good job on older batteries.
I'm looking for a good quality charger with ...
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Laptop or Tablet for custom use case?
I have a kind of unique use case, I need about 5 pieces of hardware to access a custom web application and I'm in the process of researching my possibilities.
My main problem is being on a quite low ...
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Looking for low-mid phone with good battery & screen
I need a new phone to replace a Moto G7 Power that I dropped in a lake. I would buy it again but I can't find it anywhere for near its original price (I saw one on eBay for £250, double its original ...
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Rugged battery powered 4G/LTE WiFi hotspot with internal antenna, recommendations?
I've been searching a lot on the internet for a rugged battery powered 4G/LTE WiFi hotspot with internal antenna. Can't seem to find any suitable alternatives. Need to know if anybody else knows about ...
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School laptop for medium-light gaming and good battery life
I'm going to be entering as a freshman Computer Engineering major next school year and am beginning to shop around for laptops to replace my Asus F510UA laptop which has been getting me through high ...
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Linux or Android tablet with long battery life and cheap
I am looking for a tablet, which I will use only for email and, possibly, browsing (reading news items only). No games, videos, music, etc.
Bluettoth is not required; I am undecided about a SIM card.
...
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Processor and battery relations
I would like to buy a new laptop, and this issue appeared:
If there is a notebook with 1.4 ghz proc, and there is an another with 2.6 ghz from the same serial, how this parameters related to the ...
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What's bond between laptop battery cell quantity and mah? I need the highest possible capacity battery for Acer Aspire 7745G
I'm looking for battery for my laptop Acer Aspire 7745G. I need the largest possible capacity and for me it doesn't matter how heavy it is. As I read in Acer website, more cells means higher weight ...
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Are there laptops with extremely high battery capacity?
I noticed that most laptops have batteries that have under 100 Wh of battery capacity. Usually this is fine and can last for hours if you aren't pushing the machine too hard, but I'm wondering if ...
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GPS tracker with long battery life and minimal display
I'm looking for a GPS receiver that has an extremely long battery life. Off-the-shelf GPS devices like the Garmin GPSMAP 64s are great, but they only go so far: they promise 16h of battery life. ...
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Lenovo 320 - Improve battery life
I am currently student and I wanted to buy budget laptop with relative strong performance.
1 year ago I bought Lenovo 320 ideapad 8GB ram, intel 8th gen. I used it only for programming, browsing ...
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Off the shelf cheap wearable BlueTooth Low Energy device
I am trying to design an employee tracking system, to track employees from room to room, for saftey purposes.
Somewhat obviously, if requires each tracked person to carry a device which uniquely ...
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Searching a good Ultrabook for work
I'm looking for a Ultrabook with this characteristics:
Essential
8th or 7th generation of CPU. (i5, i7 or amd)
Not more than 13"/14" of screen size.
Very important the weight... i need to travel ...
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13in Battery Thinkpad/MacBook Pro
I would like to install a battery pack on the bottom of 2017 13in MacBook Pro(I don't mind tapping it honestly). Considering it charges by USB C I am hopefully this might not be to difficult. I use ...
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Is there a laptop (linux windows) that can match macbook standby time? [closed]
I have been forced 4 years ago to develop on a macbook pro (late 2013) in order to develop a mac application, although skeptical i totally fell in love with the quietness and the standby time of such ...
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What cell phone (with some qualifiers) has the longest battery life?
I am looking for a cell phone with very long battery life. I value long battery life so much that I am willing to sacrifice every feature except for:
Basic calling/texting abilities
Modern (html5) ...
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3
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203
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Chromebook or laptop for programming
I'm searching a portable machine for programming and I don't know which is the best between laptop and chromebook.
Requirements:
At least a 5hr life battery
I'll run linux (probably ubuntu or lubntu)...
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197
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Super low power WiFi server
I have been searching for a low power way to serve a configuration page over WiFi. I have a concept working on a WR703n router, serving a configuration page for an arduino project. The whole thing, ...
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Is reducing the number of active cores in my pc a good idea considering heat and battery troubles? [closed]
MOVED TO SUPERUSER STACKEXCHANGE
I have a HP Pavillion dv6 laptop for about 6 years now, but I have always had heat (the computer now and then "freezes" because of over-heating, even when I am ...
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873
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Where can I buy a basic non-smart monochrome phone online? (long battery life)
I am looking for a basic phone, to make calls and sens/receive SMS.
Nothing more - all else is battery drain, and I am looking for the longest battery life that I can find.
To that end, I am looking ...
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Large battery Android phone, able to charge other devices
I need a really large battery Android phone. It should be able to charge other devices using it's own battery power. It must run a relatively new version of Android (4.3 or newer). It must also cost ...
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