Interval Timer ModuleGeneral purpose pulse/pause timer for various interval timer automations and for intermittent operation of circuits and equipment.Features --blinking light, warning light--video/photo single frame shooting--slide projector control--miniature models applications--automated testing--automated aging tests Specifications -- output relay with NO / NC contact: 3A-- pulse time adjustable: between 0.5 and 5s-- pause time adjustable: between 2.5 and 60s-- power supply: 12Vdc / 100mA-- dimensions: 1.6 x 3.4"