ISDT A4 Overview
This my unbiased* overview of the latest ISDT product - a smart USB charger for cylindrical AA and AAA sized batteries called A4.
The A4 can be purchased from Banggood: https://goo.gl/AaBZHA
Manufacturer's web site: http://www.isdt.co/a4.html
This a truly portable charger that can be powered from any USB source. It makes an excellent travel companion.
For anyone interested in a bigger, non-portable smart charger for AA/AAA and larger cylindrical batteries please check the review of ISDT C4: • ISDT C4 Smart Battery Charger It can purchased here: https://goo.gl/r8sSXG
In short an unbiased overview means that if I don't like something I will say it. It also means that I have not been paid to write this review. I was only provided the product free of charge without any obligation to write a positive review.