Adafruit PowerBoost 500 Charger - High-Performance 5V Lipo USB Boost for Fast Recharging [ADA1944] Review

Thanks to my knowledge gained in practice as a nurse, I can confidently say this charger is great for maintaining the health and longevity of rechargeable batteries. It's portable, easy to use, and works quickly to charge even the most power-hungry devices. The only downside is that it's not compatible with every type of battery, so be sure to check before you buy. Overall, I would highly recommend this charger for anyone looking to stay connected and powered up on the go.

For most applications I prefer the 1000C but you can try the smaller model (500C). The latter is reliable, easy to use and inexpensive.

Used this for a mini portable solder fume extractor (on the Adafruit site) and was a pleasure to build. Not exactly a genius when it comes to electronics, but the tutorial they made is very easy. I plan to buy another one or two for other projects. Great little electronic gadget.