Brand N/A Model WS1066 Quantity 1 piece(s) per pack Color Black + silver Material ABS Specification Receiver powered by 3 x AA batteries (not included); Transmitter powered by 2 x AAA batteries (not included) Other Features Time display: 12/24 hours; Screen: 4.8 inch LCD; Calendar alarm clock snooze function; Indoor temperature: 0'C~70'C; Accuracy: +/-1'C; Indoor humidity: 20%~95%; Accuracy: +/-5%; Wireless outdoor temperature: -40'C~70'C; Accuracy: +/-1'C; Wireless outdoor humidity: 20%~95%; Accuracy: +/-5%; Indoor / outdoor high or low temperature humidity alarm; High / low barometric pressure alarm; Three-channel wireless RF transmission; Transmission distance up to 100m; Maximum / minimum indoor / outdoor temperature and humidity; RCC function weather reporter; Barometric pressure range: 300HPa~1100HPa; Accuracy: +/-5HPa; Green backlight low power alarm etc function. Packing List 1 x Weather alarm 1 x Transmitter 3 x Screws 1 x English user manual