how long does a 4000 mah power bank last

Introducing our new 4000mAh Power Bank, designed to keep you powered up on the go! With its high capacity battery, this power bank offers extended charging time for your devices, ensuring you never run out of power when you need it most. Equipped with advanced technology, our power bank delivers fast and efficient charging, allowing you to quickly recharge your smartphone, tablet, or other USB-powered devices. It’s compact and lightweight design makes it extremely portable, perfect for tossing in your bag or pocket for everyday use or while traveling. With a capacity of 4000mAh, this power bank offers approximately 1-2 full charges for most smartphones, depending on the model. Never worry about running out of battery again during important calls, video streaming, or gaming sessions. Our power bank also features built-in safety features to protect against overcharging, overheating, and short circuits. Stay powered up and connected with our 4000mAh Power Bank, your reliable energy source wherever life takes you!