A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Q: What's the unlocking way for this fingerprint door lock?
A: Total 4 ways, it can be unlocked through fingerprint, smart card, password, mechanical key
Q: How many times can I open the door when the battery is low?
Q: What if the fingerprint door lock is out of power?
A: You can unlock it by mechanical key, or connect a 9V battery to the emergency power poles.
Q: What warranty do you provide?
A: We provide 2 year warranty, and lifetime maintaince by providing the main parts, and only charge the cost.
If you have another question, pls feel free to contact us as below: