electronic combination lock

Description

Instructions Preface: Install battery, LED will scan automatically, seeing whether more or less strokes. When LED plays "good", scanning is finished. First: encoding. Personal code: press red coding button, beep once, LED displays "****-", press "START" key Then in the encoding state, input 6 digit code, LED displays "IN" and the entered 6 digit code. Then encoding is completed. Management code: press "START" key to start, LED displays ****-, enter 6 digit code Press red encoding key, LED displays "IN" and the entered 6 digit code, the setting is finished. Second: opening the door. Opening with personal code: press # key to start, input 6 digit personal code. If code correct, the buzzer drops three times, the green indicating lamp is bright, into the opening state. If wrong, after 5 seconds, the buzzer drops four times, red lamp is bright, LED displays ERROR, please reenter the password. Opening door with management code: press START key to start, input 6 digit management code, if right, the buzzer Drops three times, green lamp is bright, LED displays OPEN. If wrong, after 5 seconds, the buzzer drops four times, Red lamp is bright, LED displays ERROR, please reenter password. Third: if enter wrong codes three times, it will alarm automatically, after 5 minutes, alarm removed. Fourth: less pressure indication: when voltage is insufficient, press START key to start, If LED displays "LO-", it means under voltage, please replace battery as soon as possible.