Technical data:<br />Colour: Black<br />Material: ABS<br />Package Size: About 13.1 x 8.2 x 4.2 cm<br />Size: about 74.2 x 40.5 x 40.5 mm<br />Voltage range: DC 8-40V<br />Voltage indication: 3-digit blue LED digital tube<br />Temperature Display: 3 digit