Powering up a cellular phone with a 1.5V AA size battery is not a dream! With this module, it is capable to step up as low as 1.2V to 5V output through a USB port. Specification Input: 1.2V-4.5V DC Output: 5V DC Picture for reference only. You may get a model in Red color Current: 300mA (0.5A max)
Trustpilot
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