<p>Rotating wearable ring design, easy to adapt to more scenarios such as merchandise inventory, stock management and so on</p> <p>Adopts the latest Bluetooth transmission technology, featuring strong anti-interference and stable reliability</p> <p>Easily scan traditional barcodes, digital screens and broken and hard-to-read codes</p> <p>Three-in-one connection mode, which can be freely switched according to different scenarios, unrestricted multi-compatibility connection</p> <p>Rugged hardware using highly integrated design solutions, no redundant removable components</p> <p>Performance parameters</p> <p>image sensor:640*480CMOS, 120FPS</p> <p>decoding ability:All common one-dimensional and two-dimensional barcodes; special one-dimensional and two-dimensional barcodes can be customized</p> <p>Recognition angle:Angle 30\u00B0, elevation \u00B160\u00B0, deflection \u00B160\u00B0</p> <p>Reading Tips:LED prompt, buzzer, vibration motor</p> <p>size:50 (W) x30(H)x50(D)mm</p> <p>weight:220g</p> <p>Cable standard:USB interface, cable length 120CM</p> <p>Earthquake resistance:IP42 (1.5m tumble drop)</p> <p>Working voltage:+ 5V DC \u00B15%</p> <p>Working current:200mA</p> <p>working temperature:-20\u00B0C-+50\u00B0C</p> <p>storage temperature:-40\u00B0C-+70\u00B0C</p> <p>with charging compartment</p> <p>Colour:As Shown</p> <p>Material:ABS</p> <p>Due to different batches, there may be differences in product appearance and printed text, which will not affect use</p> <p>Package Contents:</p> <p>1 * Mini Finger Scanner</p> <p>1 * charging compartment</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>