Item Type: Wooden Alarm Clock Function: Voice control, brightness adjustment, 3 groups of alarms, temperature and time functions Switch Function: Time, temperature, date can be automatically switched to display, single press SET key to switch Time: 12/24 hour system can be converted, the default is 24 hour system Support: LED digital time, digital temperature, date, Fahrenheit and Celsius conversion display Alarm Setting: 3 groups of alarms can be set Power Supply: Use 4 x AAA batteries/USB power cord to supply power (built-in power supply, it will not display when power is off, but it can still count normally, eliminating the trouble of resetting the time after each power off) (without AAA battery) Mode: You can choose to use the voice control mode or the constant light mode (battery power supply is recommended to select the voice control mode) Size: Approx. 14.9 x 7 x 4.2cm / 5.9 x 2.8 x 1.7in Built-in Battery Type: Lithium manganese button battery Built-in Model: CR2032 Built-in Battery Capacity: 210mAH1Support voice control, brightness adjustment, 3 groups of alarms, temperature and time functions 2Time, temperature, date can be automatically switched and displayed, single?press the SET button to switch, or fixed display of any of these functions 3In the power saving mode, the LED display is automatically turned off, and it can be awakened by a wooden clock or sound. The 12/24 hour system can be converted, and the default is 24 hour system 4Support LED digital time, digital temperature, Fahrenheit and Celsius conversion date display 5You can choose to use the voice control mode or the normal regular mode (battery power supply is recommended to select the voice control mode) 1 x Wooden Alarm Clock1 x User Manual&nbsp1 x USB Cable