Product: RK-8886F1Unlock: fingerprint, password, credit card (including ID card, bank card, bus card and other chip card), spare keysLock: Standard 6068 GB mechanical lock (optional mechanical lock king)Panel material: stainless steel plating carThe appearance of optional color: green bronze, red bronze, bronze yellowExpansion function: custom voice function, wireless remote control unlock, low voltage warning function, no sense of anti hijacking alarm function, remote APP lock function