What People are saying
ZKTeco AL40B brings your deadbolt into the 21st century
- W. Townsend,Holly Wood FL
The lock is amazing. Easy to set up easy to use. Very secure and reliable. I was able to program the app to do and see all that I needed easily.
- ARIEL PERERA,Los Angeles California
This wad exactly what i was looking for. The written instructions where condusing, but watching the online videos sure helped.
- Shawn Shook from Amazon
Our Team & Office
Card Reader: Mifare card
Password / Cards capacity: 100
Door Thickess: 35-53mm(standard)
Power: 4 AA Alkaline Batteries(not included)
Operation temperature: -22℃—+55℃ (advise to install under sheltered areas)
Return Policy: If the product you receive is not as described or low quality, we promise that you may return it before order completion and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly
Our Service On-time Delivery. If you do not receive your purchase within 30 days, please contact us. For any question please contact us anytime. We will reply you within 2 business days.