---
title: "Discussion on \"1-Channel (3.7-4.2V) USB Battery Power Supply with Level Display Box Station\" | Hashnode"
description: "Discussion on \"1-Channel (3.7-4.2V) USB Battery Power Supply with Level Display Box Station\". A 3.7 V LiPo box with USB-A output and a press-to-read level display, built two ways around the HW-736 solar charger. Step by step."
url: "https://hashnode.com/posts/1-channel-3-7-4-2v-usb-battery-power-supply-with-level-display-box-station/6af251734a3b350d80c33930"
---

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# [1-Channel (3.7-4.2V) USB Battery Power Supply with Level Display Box Station](https://homebotica.hashnode.dev/1-channel-3-7-4-2v-usb-battery-power-supply-with-level-display-box-station?utm_source=hashnode&utm_medium=feed)

A 3.7 V LiPo box with USB-A output and a press-to-read level display, built two ways around the HW-736 solar charger. Step by step.

2d ago · 10 min read · homebotica.hashnode.dev  
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-   [#iot](https://hashnode.com/tag/iot)
-   [#electronics](https://hashnode.com/tag/electronics)
-   [#microcontrollers](https://hashnode.com/tag/microcontrollers)

## Written by

[Felipe Lodi](https://hashnode.com/@f3l1p3l0d1)

@f3l1p3l0d1 · Luxembourg

  
[View profile](https://hashnode.com/@f3l1p3l0d1)

Internet of Things & Home Agriculture

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