Features:1) Display type: LCD, VFD, LED, wave band, mirror, buzzer, digital2) Sensor number: 2 - 8pcs 3) Sensor colors: black, red, white, silver, green, gold, orange, blue4) Detector type: drilling or adhesive5) Automatically starts after turning on power6) Bionic detecting-head design to measure accurately, quality guaranteed 7) Available with 2 - 8 embedded or adhesive sensors, different colors and flash typeSpecifications: 1) Working voltage: DC12V?V 2) Max. power: 3) Working temperature: -20 - +60癈4) Display distance: d 1.8m5) Alarm distance: d 1.5m6) Alarm loudness: e 50dBPacking: standard box or gift box producing area:China payment:T/T,L/C supplying capacity:100,000 sets/month