Hello, my question is if I can use this https://www.xiaomitoday.com/xiaomi-mi-powerbank-2c-20-000mah-review-almost-lower-price-tag/ powerbank with Arduino MEGA 2560 R3? And how do I calculate if this powerbank can handle 2.5 A current? Has anyone experience to help me?

Arrduino MEGA 2560 R3 with powerbank

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