Energizer UE5004 is the perfect ultra-slim power bank for smartphones, tablets, and more. Fast charge at 2.1A, UE5004 provides 5000mAh capacity that can a standard smartphone up to one time and more. UE5004 is designed with strong housing against backdrops and damages, the ultra-slim and lightweight design fits perfectly in your bag wherever you go! Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices.