product description
Zinc alloy metal 16-bit keys, up, down, left and right arrows on the right

Application
Applicable to ATM machines, access control systems, elevators, safes, automatic coin machines, password locks, self-service check machines, public information query equipment, automated monitoring, security equipment, industrial PC numerical control platforms, instrument testing equipment, self-service payment machines, petrochemicals Plants, coal mine metallurgy, fuel dispensers, self-service terminal equipment, various telephones, and industrial application equipment.