1、The barcode scanner supports wired/BT/2.4G wireless connection, convenient to use. 2、Adopt COMS image sensor, support multiple one dimensional/QR code scanning. 3、Small and lightweight, wear on the finger, does not affect other hand work. 4、The scanning head can rotate 270° freely, reducing the limitation of scanning and easily dealing with different scanning scenarios. 5、ABS shell, shockproof and anti fall, long service life. Specification: Material: ABS Connection type: Wired+2.4G+BT4.0 Image sensor: 640*480 CMOS, 120FPS Supported barcode type: One dimensional barcode/QR Identify angle: Intersection angle 30°, elevation angle ±60°, declination angle ±60° Communication interface: TTL-232, USB(virtual serial port), 2.4G wireless, BT Shockproof level: IP42 Working voltage: DC5V±5% Working current: 200mA Battery capacity: 330mAh Item size: 5 * 5 * 3cm /1.97 * 1.97 * 1.18in 1 * Scanner 1 * USB receiver 1 * Data cable 1 * User manual