1.time, temperature, blue LED 2.patent 3.small q'ty acceptable 4.CE, RoHS 5.factory **Digital compass, temperature, stop watch , time, ... control system(default to AQL 2.0/4.5). ISO, CE/ROHS, R&TTE/FCC available certification.* Strong design, our design ... can serve customer with both graphic design and industrial product design. So OEM is so welcome Digital compass LED timer clock meets CE and RoHS