hiii .... my name is lakshya... and i'm from jaipur India. i wanted to make a project using hm2007. as the unassembled circuit costs around $95.95 ... I wanted to know if i buy one what are the reasons of its failiure or the circuit being destroyed (like over voltage supplied or due to shortin of nay thing of that sort ) so that i do not have to buy the hm2007 again????? also could u tell me where couild i get it from in jaipur or anywhere in India???