Rotating wearable ring design, easy to adapt to more scenarios such as merchandise inventory, stock management and so onAdopts the latest Bluetooth transmission technology, featuring strong anti-interference and stable reliabilityEasily scan traditional barcodes, digital screens and broken and hard-to-read codesThree-in-one connection mode, which can be freely switched according to different scenarios, unrestricted multi-compatibility connectionRugged hardware using highly integrated design solutions, no redundant removable componentsPerformance parametersimage sensor:640 x 480CMOS, 120FPSdecoding ability:All common one-dimensional and two-dimensional barcodes; special one-dimensional and two-dimensional barcodes can be customizedRecognition angle:Angle 30°, elevation ±60°, deflection ±60°Reading Tips:LED prompt, buzzer, vibration motorsize:50 (W) x 30(H) x 50(D)mmweight:220gMaterial:ABSColor: As shownCable standard:USB interface, cable length 120CMEarthquake resistance:IP42 (1.5m tumble drop)Working voltage:+ 5V DC ±5%Working current:200mAworking temperature:-20°C~+50°Cstorage temperature:-40°C~+70°C(The product appearance and printed words may vary depending on the batch, but this does not affect use)Package Contents:1 x ScannerOnly the above package content, other products are not included.