Measurement and security 

Eyes and ears cannot be everywhere.

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LASER METER 40M
Laser rangefinder, measurement range 5cm to 40m, ±2mm accuracy, 7 modes, memory for 30 measured values, battery saving mode 
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3AA/ 1+1 WIRELESS DOORBELL
IP44 wireless doorbell, up to 150m range, DC 3x1.5V AA battery receiver, kinetic button (barrierless), 32 melodies, acoustic and light signalling
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Smoke detector
Smoke detector, 9V battery power, 20s response time, up to 100m range
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CO detector
CO concentration detector, LCD display, 3 × 1.5V AA battery power
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Gas detector
LPG gas detector (liquified propane-butane), natural gas, town gas, 230V AC power
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