Change password settings 3 to 15 digits. Burglar and Mallclous Action alarm Function. Batteries are not included because of air parcel security policy. You can choose the direction (left or right). Brief English User's Manual will be provided.RF Cards (3ea) RF Cards may be chageable in shape & color. 78(w) X 190(H) X 30(D) mm. 75(w) X 220(H) X 30(D) mm. Alkaline LR6 AA x 4 (not included). We are willing to respond to your inquiry. If you are not satisfied with our product or service, please communicate with us before leaving us any feedbacks. We will do our best to help you solve the problem for your satisfaction. The item "Keyless Lock GATE-EYE MS801 Digital Smart Doorlock Entry Passcode + RF Card 2Way" is in sale since Wednesday, September 20, 2017. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Other Door Hardware". The seller is "force-k" and is located in Seoul, Seoul. This item can be shipped worldwide.