Brand Name: OOTDTY
Use: Switch
Certification: NONE
Origin: CN(Origin)
Wireless Communication: RF
Support APP: Yes
Channel: 4
Package: Yes
Frequency: 433 MHz
Model Number: K9FC4NB1101765-A
colour: black
Material: ABS
Size: about 42x36x25m
Battery: built-in button battery
Wireless support distance: about 2m
Support system: for -Android 4.4 and above