This on is one the best goft card as you can use this one on more than 120 shops and retails in the UK you can find more information in this Link,
some of them are :
Argos, B&Q , TK max,Boots, H&M , Halford, PCworld, Currys, GAP,Primark, Heaven, Pizza Express, Zizi, WHSMITH and many many more
You can use it online or in store, You can check your balance when ever you want just do :
– Check balance online by clicking here
– Text ‘My Balance’ followed by your 16 digit card number to 57887 to receive an SMS stating your balance.