Sonoff 4CH Pro-4Gang Inching/Self-Locking/Interlock 433MHZ RF WiFi wireless Smart Switch for light h

 Sonoff 4CH Pro-4Gang Inching/Self-Locking/Interlock 433MHZ RF WiFi wireless Smart Switch for light home 

1. Specification:

2. Features:

Sonoff 4CH Pro-4Gang Support WiFi network.
Support followed by state, household appliances status feedback in a timely manner
to your application.
Support, remotely turn on or off added devices.
Support Max 8 synchronization tasks for each additional devices.
Many support WiFi smart switches a smart phone.
Easy installation, easy handling and can be activated immediately and stably.

Applicable scope:97% of the home applianc
AM2301Temperature detection range:-40 Celsius ~ +80 Celsius
Humidity detection range :0-99.9%
RHDS18B20 temperature range:-55 Celsius ~+125 Celsius
Emperature and humidity
sensor:line length:0.5M
Wifi temperature sensor:Support preset temperature and humidity to go

Package Includes:
1 X WiFi Wireless Smart Switch
4 X Screws

Working modes: inching/interlock/self-locking mode
Adjustable time for inching mode: 0.25-4s
Power Supply: 90-250V AC(50/60Hz) / 5-24V DC
Max current: 10A/gang
Max Power: 2200W/gang
Color:white
Wireless Standard: Wi-Fi 2.4GHz b/g/n, 433MHz RF
Security Mechanism: WEP/WPA-PSK/WPA2-PSK

  3. pictures:

 4. Certificates:

FAQ:  

1. How To Order ?   

A: Step 1, please tell us what model and quantity you need;     

Step 2, then we will make a PI for you to confirm the order details;     

Step 3, when we confirmed everything, can arrange the payment;    

Step 4, finally we deliver the goods within the stipulated time.   

2 . Q: When will make delivery ?   

A: Delivery Time     

-Sample Order: 1-3 days after receipt of the full payment.  

 -Stock Order: 3-7days after receipt of the full payment   

-OEM Order: 12-20days after receipt of the deposit.  

3. After-sales Service  2 year warranty for all kinds of products;  

If you find any defective accessories first time, we will give you the new parts for free to replace in the next order, as an experienced manufacturer, you can rest assured of the quality and after-sales service.  

4.Payment  T/T, Western Union, L/C.  

5. Transportation   Transported by DHL, UPS, EMS, Fedex, Air freight. sea freight.  

6. Do you support drop shipping? Yes, your drop shipping is available.

7. Is it OK to print my logo on led light product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on mass production after test sample well 

8. How to deal with the faulty?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less 
than 0.2%.
Secondly, during the guarantee period, we will send new lights with new order for small quantity. For 
defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.