Generally a 20000mAh power bank can provide enough power to recharge an iPhone 6 plus at least 8 times. It can also be used to charge phones with lower battery capacities. If you buy a poor quality power bank, it may only provide one full charge. To find out the exact lifespan of a 20000mAh power bank, read the user manual carefully. Foursteady lights mean your power bank is still fully charged; 3 indicates a minimum charge of 50%; 2 means it is at least 25% charged, and 1 light means the charger has 5% power left. If all the lights remain unlit even after pressing the Check button, that means your unit is completely discharged. If you find all 4 LEDs blinking, it is a TheAukey 30000mAh Power Bank with Quick Charge 3.0 PB-T11 ($58 MSRP; $49 on Amazon) is the first very high-capacity battery with the right mix of size, weight, and features for laptop recharging TheXiaomi 10000mAh Mi Power Bank 3 Ultra Compact features a compact design with powerful features to keep your devices fully charged. It features a compact and portable design, support for power delivery via Type-C port, max 22.5W fast charging, a triple charging mode and multiple safety features. .

how many full charge is 10000mah power bank