Catalog > Consumer Electronics > Kits > Kemo Kits Catalog > Consumer Electronics > Kits > Kits (By Function) > Light Effects & Control Light Barrier / Heat and Twilight Switch Combo Light Barrier / Heat and Twilight Switch Combo KEMO B123 LIGHT BARRIER/HEAT & TWILIGHT SW COMBO Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview With this "combination construction set" you may optionally construct a light barrier, a heat switch (-40º C ... +100º C), ice alarm or a twilight switch. Specifications Operating voltage: 12VdcCurrent capacity: max. approx. 120mARelay: 1 x ON, max. 6ASwitching threshold: adjustableBoard dimensions: ~ 45 x 22 mm Additional Information Group Light Effects & Control Model B123