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NO. Name Description
40 Park-Aid Three LEDs signal bumper-barrier distance
Infra-red operation, indoor use
41 Infra-red Level Detector Useful for liquids level detection and proximity devices
Up to 50 cm. range, optional relay operation
42 Muscular Bio-Stimulator Particularly suitable for cellulitis treatment
3V battery supply, portable set
43 Self-powered Fast Battery-Tester Tests 1.5 to 15 Volt cells
Two-LED display, no power supply required
44 Battery-powered Night Lamp Ultra-low current drawing
1.5V battery supply
45 Emergency Light & Alarm Powered by two AA NI-CD batteries
Four switchable options
46 Heating System Thermostat Controlled by indoor and outdoor temperature
Simple, high reliability design
47 Cellular Phone calling Detector Flashes a LED when detecting an incoming call
Powered by one 1.5V cell
48 Sleeping-Aid Based on electromagnetic-field radiation
Place it under the pillow - Built-in timer
49 Portable Microphone Preamplifier High headroom input circuitry
9V Battery powered

 
 

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