Anti-crack, six generations of optical excitation automatic bluetooth card, simple and stylish appearance, unique design, energy-saving hibernation. There are two kinds of base and suction cup mounting bracket: 3M adhesive tape deck fixed / sucker Battery: CR2032 * 2 replaceable button-type main features: Distance: 1 to 15 meters, handheld and vehicle-mounted automatic dual-mode card reader delicate and beautiful, Easy to carry Reading time: 0.1 seconds, card reader angle: 60 degrees, temperature: -40 degrees - +80 degrees work: real-time read-write (with CDMA module)