Usage Tips:Provide a rapid means of disconnecting batteries or other power supplies in the event of serious electrical faults.Whilst the switches are primarily intended for use with battery powered vehicles they are also suitable for use with static power systems.All types are capable of safely rupturing full load battery currents in the event of an emergency.Is a manually operated device with a simple over-centre spring mechanism which provides a "snap action" for both opening and closing of the main contacts.Product Type: Power SwitchContact type: normally openFront ring material: resinRated insulation voltage: 220VContact rated working current: 250AWorking voltage: 12 (V)Mode of operation: emergencyPanel thickness: 2 (mm)Colour: red + blackMaterial: resin + copperPackage Contents:1 * Stop SwitchOnly 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store