Risco RK815DTGL00A iWISE DT grade 2 15m detector, EN50131-2-4; PD6662:2010; G2; EC2, current consumption: 16mA at 12VDC (typical); 41mA at 12VDC (max.), power supply: 9 -16 VDC, 1x alarm contact: 24VDC 0.1A, 1x tamper contact: 24VDC 0.1A, RF immunity: according to EN50130-4, dimensions: 127.6x64.2x46.6 mm