Tag Archives: batteries

Review, Teardown: “Generic” BT-168 Battery Tester

A short while back, I posted about this generic battery tester, which was a cheap and nasty clone of a model which was quite popular, which I used frequently as a child. In my quest to buy it, I came … Continue reading

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Review: Three Cheap Unbranded 1×18650 “DIY” Power Banks

A common theme I hear from readers is “well, those cheap power banks are rubbish, so why don’t I build my own?” I suppose that is not a bad thought, although designing one properly takes a bit of skill and … Continue reading

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Review, Teardown: Telesin Yi Action Camera Compatible Batteries & Charger (YI-B&C-001)

One of the first accessories action camera owners usually purchase is a second battery of some description to give them a little more shooting time. I am no exception when it comes to this. Often the big issue comes down … Continue reading

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Experiment: LG D686 Battery Charging Investigation

Earlier, in my article about modifying a USB charger doctor as a USB current shunt, I elaborated on the possibility of microcycling occurring in the battery of my mobile phone due to the irregular current profile after the phone had … Continue reading

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Review, Teardown: Xiaomi (Mi) NDY-02-AL 16000mAh Power Bank

Xiaomi, or Mi for short, is a Chinese mobile phone manufacturer that have been known for delivering affordable, high quality products, with an aim to become the next “household brand”. Their product lines have diversified away from only phones and … Continue reading

Posted in Electronics, Power Bank | Tagged , , , , , , , , , | 23 Comments

Salvage: HTS541680J9SA00 80Gb HDD, Duracell AAA, Optus Cable Card & Alcatel-Lucent Home Cell

I’ve been occasionally accused of being a hoarder, which I suppose is true. The result of this is that I do end up collecting interesting tidbits, mostly broken things, which I can take apart and explore … or just admire … Continue reading

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Rand: SSD Dying (or not?), Ankle CT, iMac Temp Sensor Hack, Fake Batteries, More Opal, etc.

It’s been a while since the last random post, so here comes another, which is jam packed with carefully curated observations and events that have occurred since the last posting. Gough’s “almost” heart-attack Before anyone gets too scared, no, this … Continue reading

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Further Investigation: Power Bank Endurance Issues and Modification

Through many tests of power banks, there seems to be many metrics by which they can be judged and their performance determined. While I have focused on capacity as the first metric, and determined some power banks to be outright … Continue reading

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Review, Teardown: Sanyo Eneloop Batteries & Charger NC-MQN04A

When Sanyo introduced the Eneloop, it was a revolution in rechargeable Ni-MH batteries. Prior to the eneloop, Ni-MH batteries either had limited capacity (1600-1800mAh) and decent self discharge characteristics, or they had great capacity (2500-2700mAh) and terrible self discharge characteristics. … Continue reading

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