Datasheet

1111
MK128
Times 1 minute to 1 hour.
• Single button, straightforward operation.
• Clear 16-LED readout.
• Audible and visible alarm with discrete pre-alarm.
• Auto power-off.
• Attractive designer enclosure.
• µcontroller technology
• settings:
- 1-10’: one minute steps
- 10-30’: five minute steps
- 30-60’: 15 minute steps
• basic accuracy: better than 5%
• power supply: 3 x AAA 1.5V batteries (not incl.)
• power consumption: 10mA typ.
• dimensions: 76.5 x 75 x 32mm / 3.1 x 3.0 x 1.3”
MK177
classic ‘ding dong’-sound. plays ‘dingdong’-
sequence twice when triggered. early retrigger
prevention. attractive, compact design. speaker
included. on-board pushbutton. input for external
pushbutton. low power consumption
8 ohmspeaker
• power supply: 9VDC bat.
• current consumption:
• idle: <1µA
• active: 55mA
• dimensions: 70x97x30mm / 2.75 x 3.8 x
1.2”
Gives alarm sound when water is detected.
• Incorporated alarm buzzer.
• Water sensor can be placed at a distance by
cutting the board and using wires to connect the
sensor.
• power supply: 9V battery (not incl.)
• dimensions: 45 x 70mm / 1.8 x 2.8”
Daily use
MK157
• miniature message board with a single-line
16-character LCD display.
• message scrolls from right to left with
adjustable speed.
• applications: at exhibitions, for advertising,
to greet visitors at the front door, as a name
tag, ....
• message memory for 46 characters.
• possibility to add pauses during scrolling
• power supply: 2 x AAA battery (not incl.)
• dimensions: 100 x 38 x 32mm / 3.9 x 1.5
x 1.3”
MK124
Create your own moving message.
• Graphic display with 35 LEDs.
• Max 16 characters.
• Adjustable scrolling speed.
• Press “SET” to change a particular character.
• Press the up or down-key to select a
character and end with the “<”-sign.
• Display standby function: press “Stby” (press
RUN to restart).
• power supply: 9-12VDC adapter or car battery
• current consumption: 20mA max. / 4mA
standby
• backup battery: 9V block type 6LR61/ 6F22
• dimensions: 46/89 x 67mm (1.8/3.5 x 2.6”)
MK155
amaze your friends: wave the wand
to make the message appear. the
message seems to float on the
air.... lots of built-in messages
+ enter your own 7-character
message. applications: novelty
gadget, in emergencies, at concerts
or TV-shows, to welcome people,
etc…. excellent visibility due to
high intensity red LEDs. low power
consumption. auto power-off
power supply: 2 x AAA batteries
(not incl.)
• dimensions: 160 x 26 x 24mm /
6.4 x 1 x 0.9”
MK158
miniature message board with a single-line
16-character backlit LCD display. 124-character
EEPROM message memory. message scrolls
with adjustable speed. built-in message editor.
built-in RS232 interface for easy message
uploading and displaying. free interfacing
software available from www.velleman.be.
applications: at exhibitions, for advertising, to
greet visitors at the front door, as a name tag,
serially-controlled display in equipment, ...
power supply: 9VDC / 100mA
• dimensions: 115 x 43 x 75mm (4.5” x 1.7”
x 3.0”)
microprocessor technology. functions include: flashlight, emergency flasher, SOS morse
code flasher, SOS message wand and lighting distance meter. applications: camping, biking,
hiking, boating, in the car, etc.... attractive enclosure with belt clip. low power consumption
power supply: 2 x 1.5V AAA batteries (not incl.)
• dimensions: 160 x 26 x 24mm / 6.3 x 1 x 0.9”
MK154
MK108
MK154
5-in-1 emergency tool
MK157
LCD mini message board
MK158
LCD mini message board with
backlight and enclosure
MK124
Rolling message
MK155
Magic message
MK108
Water alarm
MK177
Ding dong
MK12 8
Kitchen timer