Check the listing for details. Whadda Interval Timer Module - Soldering Practice and Electrical Engineering Kit. Condition: New. Listed at 15.99 USD. Description General purpose pulse – pause timer for various interval timer automationsFor intermittent operation of circuits and equipment. This product is similar to Velleman part number VM136 Features blinking light, warning light video/photo single frame shooting slide projector control miniature models applications automated testing automated aging tests Specifications Technical data: 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 Operational properties: Instruction manual languages: Dutch, English, French, German, Italian, Polish, Spanish Coding skill level: none Electronics skill level: 2 Mechanics skill level: 1 Soldering skill level: none Product basic info: Colour unit: Green Additional colour: Blue Depth unit: 7.8 cm Height unit: 3.8 cm Weight unit: 46 g Width unit: 15.5 cm