The small but very important bits the bpay chip is valid for a minimum of two years after purchase once the chip has expired you will need to buy a new bpay device to carry on using your account payment functionality is subject to application acceptance of tcs you can find device tcs at wwwbpaycoukterms and conditions bpay loop overview up your game with the bpay loop slide it onto your existing watch or fitness band to create a new way to pay discreetly hidden or a little mo