Resettable 4 Digit with Master Manager Key Combination Lock Yf21183

• Customization: Available
• After-sales Service: Yes
• Warranty: Yes
• Model NO.: YF21183
• Type: Pendant
• Structure: Password Locking
• Material: Alloy
• Usage: Household, Commercial, Industrial
• Transport Package: White Box
• Specification: 65*29*12MM.
• Trademark: NA
• Origin: China
• HS Code: 83014000
• Production Capacity: 3000PCS/Day
• Package Size: 7.00cm * 4.00cm * 2.00cm
• Package Gross Weight: 0.085kg
• Lead Time: 15 days (1 - 500 Pieces) ; To be negotiated ( > 500 Pieces)

Product Description

Resettable 4 digit with master manager Key Combination Lock Yf21183
1, 4 Digits; unlock by password.
2, Material: zinc alloy;
3. There is one set of  supervisor key which can open one batch of all locks for managing
purpose.
4, With master key,customer is able to get back combination if forgot.
5, Unit size: 65*29*12MM.

The code lock is set at factory to open at 000 or 0000
Instruction manual for  combination lock:
1, Pull out bolt and turn 90 degrees until bulge on the bolt is in line with slot on the lock base.
2, Press down bolt and hold the position until next step 3 is finished.
3, turn digit wheels to set your combination.
4, Release bolt, now your private combination is set. Return shackle to original position.
5, Remember well your new combination and turn digit wheels randomly.
6, If you want to change again, please repeat above operation.

How to get back your combination if you forget:
1, lock can be unlocked at any combination if with key.
2, insert key and turn 180 degree anticlockwise and hold the position.
3, rotate 4 digit wheels clockwise until you encounter pressure and can not rotate anymore, the combination you see now is the one to unlock.