ML52RA · Feature Simple structure which can replace with mechanical camlock Easy installation Al Di-casting Handle type front Support for hook type cam (Option) Emergency power supply by 5pin usb connector Emergency opening solution with minimized damage Supported various door thickness · Specification Size : 152(H) x 35(W) x 20(D)mm Material : AL Die-casting (Body, Handle), ABS (Front) Temperature : -20˚C ~ +70˚C Humidity : 0 ~ 90% RH Master key : RF model (RF key 1~20ea), Passcode model (Passcode 1ea, 4~12digits) User key : RF model (RF key 1~20ea), Passcode mode (Passcode 1ea, 4~12digits) RF Spec (Only for RF model) : 13.56 MHz Mifare Classic, DESFire EV1, Ultralight Battery spec : AAA Alkaline battery 3ea (Passcode mode : Use for 1.5year based on 10times/day) Door Thickness : 5 ~ 20mm · Usage Cabinet, Locker, Storage box etc · The recognition rate of DesFire card might be different depends on card sort· Function & Color of product can be changed without notice· The life span of the battery may vary depending on the battery model, ambient conditions (temperature, humidity, etc.), and frequency of use. Overseas sales dept: +82-1644-3526Domestic sales dept: +82-1644-3526 +82-1644-3526 Related Products LL81RASmall digital office lock of RFID proximity method. LL88RASmall digital office lock of RFID proximity method. LL83RASimple designed lock of RFID proximity method.