?? Metrologic MK9540 barcode scanner ◆ Physical Characteristics:?? Length 198mm, hand-held part of 45mm, 78mm laser head part weight:?? 149 g CodeGate technology unique handheld peace Desktop many ways to use only one???? ? PowerLink scanner coupled with high-speed flash Flash ROM can achieve rapid escalation MetroSet unique structure and MetroSelect adjustable stand scanning short distance long distance can be adjusted to achieve compatibility with MetrOPOS EMI Class B ◆ Technical characteristics??????: ?? laser source: visible laser diode 650nm ± 10nm read mode:?? button, induction depth:?? 0mm ~ 203mm Scanning speed:?? 72 ± 2 lines per second, the highest resolution:?? 0.127mm (5 mils) ?? infrared sensor activation: long range: 0mm ~ 279mm ± 51mm, short range: 0mm ~ 102mm ± 25mm adapt code system:?? all standard code system, customers can meet the special barcode interfaces:?? RS232, PC Keyboard Wedge, Stand-Alone Keyboard, OCIA, IBM 468X / 469X, Light Pen Emulation tone:??? can be set to 7, or mute light :( three kinds) Green = laser open reading ready red = read successfully yellow = CODEGATE?? Off Input voltage:?? 5VDC ± 0.25V power:?? 0.825mW (Operation) 0.600mW (standard) Current:?? 165mA (operation) 120mA (standard) Laser class:?? CDRH: CLASS II: EN60825-1: 1994 / A11: 1996 CLASS 1 electromagnetic standard:?? FCC CLASS B ◆ Environment:??? Light resistance: It can adapt to indoor and outdoor environment Operating temperature:?? 0 ℃ -40 ℃ Storage temperature:?? -40 ℃ -60 ℃ Humidity:?? 5% -95% Durability:?? more than 4842LUX Ventilation requirements:?? is not required