2.4GHz ISM Band 65mW wireless batt.-powered miniature "puck-sized" sensor - Banner Engineering (Sure Cross MultiHop M-GAGE series) - 2400MHz transmission frequency - Pre-equipped with 4 x Pg7 ports + 1/2"NPT port x 5-pin Euro-style QD M12 connector - Rectangular shape - IP67 / NEMA 6 - Surface mount - with Modbus RTU communication capability - rated for -40...+85°C ambient - equivalent to part #DX80DR2MHMD