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Velleman MK113 siren Wired siren (1 offer) Generates 4 different sounds: police siren, fire brigade, emergency vehicle and laser gun. RV1 adjusts sound pitch. On/off switch and PCB speaker included. - power supply: 9V battery (not incl.) - ... |
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from € 9.21* per piece |
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from € 6.59* per piece |
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Velleman MK120 alarm ringer 85 dB Green (1 offer) Applications : announce visitors, warn against burglars, set boundaries, for science projects,... - audible (85dB) and visible (LED) alert - range: 3.3ft to 13ft - on/off switch provided power supp... |
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from € 11.07* per piece |
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Velleman MK125 decoration lighting 2 bulb(s) (2 offers) Attractive bright coloured bug-shaped miniature robot. The microbug is always hungry for light and travels toward it! Features - two open chassis subminiature motors - adjustable light sensitivity ... |
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from € 7.17* per piece |
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Velleman MK127 children's gadget (1 offer) Attractive bright colored bug-shaped miniature robot. The microbug is always hungry for light, it drives towards it! - two open chassis sub-miniature motors - adjustable light-sensitivity suits alm... |
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from € 13.20* per piece |
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Velleman MK130 party decoration Garland (1 offer) The ultimate Xmas gadget. - 16 flashing red LEDs - extra green and yellow LEDs provided to customise your tree - can be hung on and fed through wires |
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from € 8.90* per piece |
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Velleman MK133 children's gadget (1 offer) Up to four players can compete. LED indicates first button pushed. Quizmaster 'RESET' -button with 'button pushed'-indication. Two units can be daisy-chained for eight-player-fun ! Specifications -... |
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from € 10.30* per piece |
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Velleman MK135 electrical relay Black, Red (1 offer) Helps making difficult YES or NO decisions. Ideal for the indecisive. Simply push the button to start flashing of YES/NO LEDs. Flashing speed gradually decreases and finally one LED remains lit. - ... |
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from € 6.63* per piece |
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Velleman MK137 interface cards/adapter (1 offer) The easy way to check your IR remote for proper operation. Simple operation : point the remote at the sensor and push an arbitrary button. Four flashing LEDs indicate remote operation. Specificatio... |
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from € 5.72* per piece |
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Velleman MK138 thermostat (2 offers) General purpose low-cost thermostat with NTC temperature sensor. Output relay with LED indicator. - also available as completely mounted module VM137 |
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from € 7.05* per piece |
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Velleman MK142 party decoration Garland (1 offer) Features - miniature Xmas gadget - 6 LEDs flash alternately - tree can be operated pending (e.g. from the ceiling or Xmas tree) or can be worn as a badge (pin supplied) - great attention grabber - ... |
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from € 6.13* per piece |
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Velleman MK147 stroboscope/disco light (1 offer) Features - two super bright white LEDs - powerful flash effect - great for parties, scale models, as an attention grabber, to observe moving parts, etc... - slow/fast selector and speed adjust trim... |
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from € 6.32* per piece |
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Velleman MK148 decoration lighting 2 bulb(s) (1 offer) two super bright red LEDs - very powerful flash effect - for emergencies, warning signs, as eye-catcher, 'alarm-active' - simulation, etc ... - 'Auto turn-on at dark' - mode with adjustable sensiti... |
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from € 6.11* per piece |
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Velleman MK149 children's gadget (1 offer) check your love life ! - each partner holds one end of the PCB, then they join hands, watch the meter go ... - great fun at parties, among friends, etc... - 10-LED readout plus audible 'love-level'... |
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from € 13.32* per piece |
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from € 13.15* per piece |
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