Power banks in the new MyCharge Mag-Lock series use the magnets from Apple’s MagSafe system to attach to an iPhone. They come in 3000mAh, 6000mAh and 9000mAh capacities, with the largest able to triple the length of time a handset can go between charges. No power cable is needed and you can use your iPhone while it’s charging.
I put all three sizes of the power bank to the test. Read on to find out how they stood up.