"It's been a lifesaver when I'm out and my phone runs out of battery just when I need it. I love its small size; it just fits in my bag."
Argos 'lifesaving' power bank for anyone with a smartphone drops to £1.42 in clever deal stack
"It's been a lifesaver when I'm out and my phone runs out of battery just when I need it. I love its small size; it just fits in my bag."