Stay charged while you’re on the go with the Jackery Pop Slim Portable Battery. Compatible with all of your devices, this battery boasts a massive 5000mAh. This means it can recharge your dead iPhone battery up to three times on a single charge. Additionally, this battery pack uses the signature Jackery charging technology. With it, the device can automatically detect the device you plug in and determine the optimal charging current. This works for your tablet, smartphone, headphones, cameras, and so much more. As well as being intelligent, the Jackery Pop Slim is also super fast with the 2.1A output. Finally, the design is sleek, slim, and elegant. It goes unnoticed in your pocket or bag until you need it most.