A. 4 independent function keys
B. For fast arm/disarm, easy and convenient,emergency call,safe and covert.
C. Exquisite design, with pictures for key functions easy explain
D. Scientific address code with millions of combination, which enable all the remoter controller to be exclusive one, without permitting, it is impossible to copy our wireless products.
E. Low consumption for transmitting, indication for signal out put visible
F. Compatible with all our 433MHz868MHz wireless products.
Effective area:100m in open air
Code:28bit ID.8bits function code,36 bits date code
Voltage:6V.With two CR2032 Lithium batteries. working life is about one year
Information emission:LED light on