Features:1.100% brand new and high quality. 2.Limit parameter (25 Celsius degree) . The sensor has a wide operating temperature range and can be applied to a variety of equipment3.Power supply voltage VCC: 24V. The sensor is small in size, high in sensitivity, easy to install and disassemble4.Output reverse breakdown voltage Vce: 50V. Stability for automotive or industrial applications operation, works with most unregulated supplies .5.Output low current IOL: 50mA. The hall effect sensor switches are suitable for electronic toys, small household appliances, sports equipment, etc.6.Storage temperature range TS : -65 ~ 150 Celsius degree.7.Operating temperature TA : E :-20 ~ 85 Celsius degree, L:-40 ~ 150 Celsius degree.Package inlcude:10 x A3144 3144E OH3144E Hall Effect Sensor switches.