Contactless Smart Card Reader, Wall Switch. Mobile Credentials powered by Seos® (HID Mobile Access). Seos, iCLASS SE®, iCLASS SR®, iCLASS®, MIFARE Classic (SIO), MIFARE DESFire EV1/EV2 (SIO). Suited for Wall Switch-mount door installations or any flat surface mounting. Dimensions: 45 x 121.5 x 19.5 mm. Operating Temperature & Humidity: -35° C to +66° C. 0% to 95% non-condensing. UL294 Outdoor and Indoor rated, IP65. Interfaces: Wiegand and RS-485 Half Duplex (OSDP). EAL 6+ Certified Secure Element Hardware.