Catalog > Consumer Electronics > Kits > Kits (By Function) > Alarms / Detectors / Security Catalog > Consumer Electronics > Kits > Velleman Kits VELLEMAN MK120 Infrared Light Barrier Kit Infrared Light Barrier Kit Kit • Function Group : Alarms / Detectors / Security Part No: VELLEMAN MK120 362.25 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Applications : announce visitors, warn against burglars, set boundaries, science projects,... Specifications Audible (85dB) and visible (LED) alertRange: 1 ~ 4m (3.3ft to 13ft)On/Off switch providedPower supply :Transmitter: 9VDC / 50mA max.Receiver: 9VDC / 20mA max.9V battery holder and adapter jack includedDimensions:Transmitter: 55 x 40mm / 2.2 x 1.6"Receiver: 100 x 50mm / 3.9 x 2.0"Not recommended for outdoor use Additional Information Group Alarms / Detectors / Security Model MK120