All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
2.4G wireless wifi tuya door window security sensor alarm
No reviews yet
Hover to zoom in
Key attributes
Other attributes
Place of Origin
Guangdong, China
Brand Name
L&L
Model Number
MC400A
Network
wifi
Input voltage
DC3V LR03
Quiescent Current
≤10uA
Alarm Current
≤160mA
Low power undervoltage
≤2.6V
WIFI
802.11b/g/n
Magnetic control distance
≥20MM
Working temperature
-10-50℃
Working humidity
max 95%RH
Certification
CE
Packaging and delivery
Packaging Details
Color Box for each box
Selling Units:
Single item
Single package size:
8X8X3 cm
Single gross weight:
0.040 kg
Lead time
| Quantity (pieces) | 1 - 1 | 2 - 2000 | > 2000 |
| Lead time (days) | 3 | 7 | 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
1 - 499 pieces
$5.00
500 - 1999 pieces
$4.00
>= 2000 pieces
$3.85
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
Delivery via
Expect your order to be delivered before scheduled dates or receive a 10% delay compensation
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