Total length: 44 mm Length of glass: 14 mm;Diameter of glass: 2 m Contact Form: A Max. Switch Current: 0.5A; charging current: 1.0A Maximum contact resistance: 100M;Minimum Insulation Resistance: 1010 Color: as shown Material: glass tube + iron + rhodium metal inert gas Action time: 1.0 : 0.6 Release time: 0.4 Frequency Response: 4000 Hz Minimum performance set Minimum Value: 4FT Max contact capacity: 0.7PF Electrical life (load): 108 (5 V DC, 10 mA) 105 (24 V DC, 400 mA) Test line card number / Resistance: 870/5000 Package Contents: 10 x Reed Switch Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.