combination lock

Model 9500 -- 4 digit lock Aclinic VersionThis user friendly 4 digit lock with 10,000 combinations made of toughthermo plastic for durability. No battery required.A master key is provided for emergency and overriding.How to use1) The lock is set by default in the factory using 9500 as code.2) Set your own numeric code while the lock is in the OPEN position.3) Turn the thumb knob to the left at 90% to lock.4) Remember to scramble the numbers dials after locking to hide your code.5) Turn dials to your pre-set numbers and turn thumb knob to the right to UNLOCK.In case of emergency access or forgotten code number , a master key can used to open the lock. To find and reset the lock to standby mode use the pin provided by inserting it into the 4 tiny round holes at the back while turning the dial one by one. Once the correct number is reached the pin will has a slide in action.