Instruction Manual
Adding to your Zigbee network (Inclusion)
Operating Instructions
Set your Zigbee 3.0 gateway into inclusion/pairing mode 
(Refer to the gateway’s manual)
Set the Smart Relay into inclusion/pairing mode with 
either methods. The LED will slowly blink blue for 30 
seconds.
a. Short press the RESET button.
b. (Alternative) If the Smart Switch installed too, quickly
 toggle the mechanical switch panel over 10 times
If the Smart Relay is successfully paired, the LED will be 
solid blue.
1.
2.
3.
Removing from Zigbee network (Exclusion)
Remove the Smart Relay from your Zigbee 3.0 gateway
Press and hold the RESET button for more than 5 seconds.
If the Smart Relay is removed, the LED will be solid red.
1.
2.
3.
Resetting to factory defaults
Press and hold the RESET button for more than 5 seconds. 
If the LED light is solid RED, the Smart Relay has been 
factory reset and all data have been cleared.
1.
Indicator Light Status
Description Indicator Light Status
Pairing mode
The BLUE LED blinks slowly for 
30 seconds
Normal Zigbee network 
working mode
No Zigbee network 
working mode
The BLUE LED is always on
The RED LED is always on
Switch operation
The BLUE LED blinks once
2. EXCLUSIONS NOT COVERED BY THIS LIMITED 
WARRANTY. 
This Limited Warranty does not cover, and Focalcrest and its 
suppliers are not responsible for:
(A) Damage, malfunction, or inoperability of the Focalcrest 
Product caused by: DEALER RECOMMENDED OR 
CERTIFIED BY Focalcrest.
shippers or delivery services, or due to Customer 
improperly opening the Focalcrest Product packaging;
Operation, storage, or application of the Focalcrest 
Product outside of the environmental, temperature, and 
other specifications provided in the Documentation;
Acts of God, including, but not limited to, flood, fire, 
earthquake, lightning, electrical surges, or any other 
external cause;
Any act beyond Focalcrest’s direct control, including,
but not limited to, unauthorized repair or installation by 
Customer or 3rd party, accident, abuse, misuse, neglect, 
use of incompatible devices and accessories, operating 
the Focalcrest Product outside the permitted or intended 
uses provided in the Documentation, or any other reason 
besides a defect in material or workmanship;
Use of incorrect voltage lines, fuses, circuit breakers, or 
incompatible load types as set forth in the Documenta-
tion, or failure to provide adequate, continuous, 
compatible power to the Product, if applicable;
Interference from radio frequencies, infrared sources, or 
obstacles;
Normal wear and tear, or failure to install, maintain,
or repair the Focalcrest Product in accordance with the 
Documentation and the applicable provisions of law for 
the jurisdiction where the Focalcrest Product is being 
installed;
Any product, part or software that has been modified to 
alter functionality or capability without the express written 
permission of Focalcrest;
Batteries and consumable parts (if any), unless damage 
occurred due to a defect in materials or workmanship in 
the Focalcrest Product;
Cosmetic damage, including, but not limited to, 
scratches, dents and normal wear and tear;
Focalcrest Product in which the serial number has been 
removed or defaced; and
ANY DAMAGE, MALFUNCTION, OR INOPERABILITY 
ARISING FROM INSTALLATION, MAINTENANCE, OR 
PROGRAMMING PERFORMED BY AN INDEPENDENT 
CONTRACTOR, INCLUDING, WITHOUT LIMITATION, ANY
Thank you for purchasing In-Wall Relay Switch.
Focalcrest Limited values your business and always strives 
to provide you the very best quality of service.
1. HARDWARE PRODUCT LIMITED WARRANTY.
Focalcrest warrants to the original end user purchaser, 
(“Customer”) of each new Focalcrest product that such 
Focalcrest Product hardware and components (“Product 
Hardware”), when used in accordance with the technical 
specifications by Focalcrest, will be free, in all material 
respects, of defects in materials and workmanship under 
normal use (“Limited Warranty”). This Limited Warranty
is non-transferable and sets forth Focalcrest’s sole and 
exclusive liability, and the sole and exclusive remedies 
available in relation to any non-conformity, defect or similar 
claim.
Warranty Policy
Focalcrest Limited Warranty
(B) any on-site labor costs incurred by Customer for the 
diagnosis, removal, repair, re-installation, and/or 
reprogramming of the Focalcrest Product;
(C) any non-Focalcrest hardware, including the functionality 
of 3rd party products controlled or automated by Focalcrest 
Products or Software (a “Focalcrest System”), batteries or 
software product (manufacturers, suppliers, or publishers, 
other than Focalcrest may provide their own warranties
to Customer for their products, but Focalcrest, insofar as 
permitted by law, provides non-Focalcrest Products only 
“AS IS”); and
(D) the cost of repairing or replacing, or compensation for, 
any property that is damaged when a Focalcrest Product 
does not work properly, even if the damage was caused by 
a Focalcrest Product.
equipment off and on, the user is encouraged to try to correct 
the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Consult the dealer or an experienced technician for help.
This de
vice complies with part 15 of the FCC rules. Operation 
is subject to the following two conditions:
(1) this device may not cause harmful interference, and (2) 
this device must accept any interference received, including 
interference that may cause undesired operation.
Changes or modifications not expressly approved by the party 
responsible for compliance could void the user’s authority to 
operate the equipment.
NOTE:
This equipment has been tested and found to comply with the 
limits for a Class B digital device, pursuant to part 15 of the 
FCC Rules. These limits are designed to provide reasonable 
protection against harmful interference in a residential 
installation.
This equipment generates uses and can radiate radio 
frequency energy and, if not installed and used in accordance 
with the instructions, may cause harmful interference to radio 
communications. However, there is no guarantee that 
interference will not occur in a particular installation. If this 
equipment does cause harmful interference to radio or 
television reception, which can be determined by turning the 
FCC ID: 2AYEW-SRB01
FCC Statement
Certifications (regional):
(
i
) 
(
i
i
) 
(iii)
(
iv
)
(
v
)
(
vi
)
(vii)
(viii)
(
ix
)
(
x
)
Rev. A-031821 P/N SRB01
(xi) 
(xii)
Important Announcement Important Note
Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits 
set forth for an uncontrolled environment. This equipment 
should be installed and operated with minimum distance 
20cm between the radiator and your body.
This transmitter must not be co-located or operating in 
conjunction with any other antenna or transmitter.
Disposal Instructions:
This symbol on the product or on its packaging indicates 
that this product must not be disposed of with your other 
household waste. Instead, it is your responsibility to dispose 
of your waste equipment by handing it over to a designated 
collection point for the recycling of electrical and electronic 
equipment waste.
This equipment complies with FCC ad1ation exposure l1m1ts set 
forth for an uncontrolled environment. This equipment should 
be installed and operated with minimum distance 20cm 
between the radiate and your body This t ansmitte must not be 
co-located or ope ating in con丿unction with any other antenna 
or transmitter


