It is imperative to double-check the legitimacy of any seller. Some online marketplaces are filled with refurbished units and "grey-channel" boxes that come with non-functional warranties or pirated software. As one industry insider warned, "If you've shopped around for an eSSL biometric machine, you've seen prices ranging from ₹3,500 to ₹15,000 for the 'same' model. They aren't the same".