(1). Blue color will light when temperature is less than 14C
(2). Green color will light when temperature range from 15C to 20C
(3). Orange color will light when temperature range from 21C to 26C
(4). Red color will light when temperature is up to 27C
(5). Backlight
(6). Rechargeable lithium battery
(7). Micro USB
(8)Star beauty baby LED night light
(9)temperature range:10-50C
(10) Accuracy:+/-1C
(11)Storing range:-10C~60C,40%~80% RH
(12)Color changed according to temperature