All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
LoRaWAN Smart Door magnetic alarm sensor de puerta wifi magnet sensor door window alarm
No reviews yet
Hover to zoom in
Key attributes
Industry-specific attributes
Model Number
SD-20
Application
Scenery doors and windows monitoring
Other attributes
Network
API Avilable
Type
Smart LoRa Door Sensor
Place of Origin
Hunan, China
Brand Name
HKT
Frequency Band
868~928MHz
Battery Specs
16000mAh
Temperature
-20~65℃
Receive sensitivity
-142DdBm
Modulation
LoRaWan
Quiescent current
7μA
Working voltage
DC3.0V
GPS accuracy
5 Meters
Packaging and delivery
Packaging Details
Carton box
Port
Shenzhen,Guangzhou
Supply Ability
Supply Ability
5000 Set/Sets per Month
Lead time
| Quantity (pieces) | 1 - 5 | 6 - 100 | 101 - 1000 | > 1000 |
| Lead time (days) | 7 | 10 | 15 | To be negotiated |
Customization
Customized logo
Min. order: 500
Customized packaging
Min. order: 500
Graphic customization
Min. order: 500
For more customization details, message supplier
Know your supplier
Product descriptions from the supplier
5 - 99 pieces
$25.00
100 - 999 pieces
$24.00
>= 1000 pieces
$22.00
Variations
Total options:
Shipping
Shipping solutions for the selected quantity are currently unavailableMembership benefits
Quick refunds on orders under US $1,000Claim now
Purchase detailsProtection with 
Purchase details
Protection with
Secure payments![]()
Every payment you make on Alibaba.com is secured with strict SSL encryption and PCI DSS data protection protocols
Refund policy![]()
Claim a refund if your order doesn't ship, is missing, or arrives with product issues