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SMAKN Lithium Battery Charging Charger Review

5

·

Very good

Revainrating 4 out of 5  
Rating 
4.0
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Details

BrandSMAKN
Battery Cell CompositionLithium
Voltage5 Volts, 4.2 Volts

Description of SMAKN Lithium Battery Charging Charger

Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V. LEDs: red - charging | green - charged. Input interface: mini USB and Solder plates. Work temperature: -10oC to 85oC.

Reviews

Global ratings 5
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  • 3
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Type of review

Revainrating 2 out of 5

Didn't get what was advertised.

Both the picture description and the name of this product say "mini USB" but all the boards I ordered came with micro USB. Thank you, now I have wrong connections.

Pros
  • Easy to read control panel
Cons
  • Clarity

Revainrating 5 out of 5

I like this scheme, it's neat!

I will give this a 5 star rating because I will be using it for my Li-Ion batteries. .I miss my cat Pooky who died on 12/22/15. Thank you for praying for her.

Pros
  • Free for educational purposes
Cons
  • Legacy model

Revainrating 3 out of 5

it's a bit slow but it works.

This device charges a single lithium-ion battery, but it charges much slower than 1 amp. My built-in small ammeter shows about 125 milliamps per hour input current at 4.2 volts. This means that it takes 9-10 hours to increase the voltage of a 18650-2200mAh battery from 3.6 volts to 4.2 volts. that's about three times longer than the cheapest standalone charger on the market. I wouldn't even try to charge the battery or a battery with a higher mAh capacity. I would buy a pre-assembled charger…

Pros
  • Ideal for outdoor activities
Cons
  • Secret

Revainrating 5 out of 5

Perfect for my needs - Replacement TP4056 IC

I bought this because I needed the TP4056 IC ASAP and it was the quickest way to get it. Arrived quickly, corresponds to the description, nothing to complain about the quality. FYI if someone else buys the board just to have the chip removed. The chip is fairly easy to remove from the board with a hot air surface mount tool, although I should note that there is a thermal pad just below the TP4056 chip. I replaced a broken TP4056 chip in a broken device with a chip from this board and the device

Pros
  • Satisfied so far
Cons
  • -

Revainrating 5 out of 5

Large Lithium Ion Solar Charge Controller

I have replaced my 10 year old Oregon Scientific rain gauge with a new La Crosse 724-1710 Wireless Rain Gauge Weather Station after years of good but declining performance. For my yard, the top of the vent in the middle of the roof of my home provides the best possible location for a rain gauge, clear of rain screen structures, yard trees, etc. However, a major downside to this location is the scaling roof, replacing rain gauge batteries on a regular basis. Unlike Oregon Scientific's device…

Pros
  • Nice
Cons
  • Weight