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Questions tagged [battery-life]

For questions about the battery life of electronic devices.

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AI based camera to monitor entering/exiting people

I am making a AI based camera device to monitor entering/exiting people at houses front door. I am looking for a hardware to accommodate following things: Low power consumption (to maximize low ...
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0answers
39 views

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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What charger can charge NiMH batteries without overcharging?

I have a bunch of different types of NiMH rechargeable batteries from when I was a kid (from GameBoy, etc.), and I wanted to use them to the full before taking them to be recycled. The problem is, ...
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40 views

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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1answer
34 views

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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2answers
41 views

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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3answers
140 views

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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1answer
145 views

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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0answers
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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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1answer
520 views

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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3answers
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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 ...