1.Slim, stylish design,  touch-sensitive keypads with blue backlight. 2.Conform to IP65 waterproof and dustproof grade, suit for various locations. 3.Reader tamper proof detection fucntion. 4.Reliable & easy installation. 5.Unique ID or Block reading format supported and programmable key value.(MIFARE? / MIFARE? DESFire / CPU) 6.Conform to ISO 144443-A , support MIFARE? / MIFARE? DESFire / CPU  reading format. 7.Watchdog function secures system free from halting.