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*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 60Reading Tips:LED prompt, buzzer, vibration motorsize:50 (W) x30(H)x50(D)mmweight:220gCable standard:USB interface, cable length 120CMEarthquake resistance:IP42 (1.5m tumble drop)Working voltage:+ 5V DC 5%Working current:200mAworking temperature:-20C-+50Cstorage temperature:-40C-+70Cwith charging compartmentColour:As ShownMaterial:ABSDue to different batches, there may be differences in product appearance and printed text, which not affect usePackage Contents:1 * Mini Finger Scanner1 * charging compartmentOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.