Kmashi Battery Packs: 10,000mAH, $9 with code LHISM4IX | 15,000mAh, $13 with code ZWUTH7CQ | 20,000mAh With Quick Charge 2.0, $20 with code 8KZNDJ7M

KMASHI consistently offers the best price-per-mAh deals on USB battery packs, and three different models are on sale for their lowest prices today, including one that features Quick Charge 2.0.

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