4x4 16-Key Rugged Vandal-Proof Metal Industrial Numeric Keypad with Backlighting for Vending Machines(USB Interface)

SpecificationSize 116*95mm(front panel)Number of Keys: 16 keysMaterial: stainless steel (front panel) and alumina alloyKey travel:0.5mmkey switch lifespan: more than 2 million operationsMounting style: panel mountSupply Voltage: +5V DC +/-5%Communication interface: USB or PS/2 Matrix port (optional)Protection Level: IP66(front panel)Operating temperature:-40 ~+70Storage temperature: -40 - +80MTBF >20000HMTTR

• Wide Operating Temperature Range:Functional from -40 to +70 degrees, this vandal proof key pad is ideal for diverse environments, from frigid to hot climates.
• Backlight Feature:Equipped with a backlight, this vandal-proof keyboard ensures clear visibility in low-light conditions, enhancing usability.
• Vandal-Proof Design:Constructed from stainless steel and aluminum alloy, this numeric keypad withstands vandalism, ensuring long-term reliability in public areas.
• IP65 Protection Level:The numeric keypad's IP65 rating guarantees resistance to dust and water, making it perfect for outdoor or industrial use.
• Extended Key Lifespan:With a key lifespan of over 2 million times, this vandal proof numeric key pad ensures durability and cost-effectiveness over time.