... Any zone division, Colorful Borders, LED display asynchronous control card Usage indoor/outdoor Timer HH/MM/SS , ... expansionRF wireless modular,temperature & humidity sensorElectrical parameters +5V DC(4.5V~6V),Power consumption<0.2W Working temperature ... expansionRF wireless modular,temperature & humidity sensorElectrical parameters +5V DC(4.5V~6V),Power consumption<0.2W Working temperature ...