Projection Alarm Clock Digital Clock with 180° Rotatable Projector Clear Colorful Large LED Display 12/24H Temperature Monitor Projector Clock for Bedroom Ceiling Features: 【180° Rotatable Projection Alarm Clock】180° flexible projection arm, can adjust the angle to the wall or ceiling.High brightness LED light, clearly projection, easy to view at night. 【Voice Activate Projection Clock】Alarm clock is always on when charging. Default on voice-activated mode (can not be turned off) when not charging, the screen will go out, the projection will be automatically turned off, need about 20 ~ 30 dB volume to wake up. 【Large LED Display】Digital clock large display with colorful display,Easy read in the dark.Support flip the orientation of upside down projection images.  【Easy e】This digital clock has large control buttons and clearly marked with easily understood icons. Friendly to operate for kids, seniors or the elder. 【Built-in Backup Battery】When the power is off unexpectedly, the button cell battery(CR2032) built into the projector clock can automatically save time & alarm settings, no need to reset it again when the power is on. Specifications: Material: ABS Color: White / Black (optional) Battery: 500mAH Li Battery and built-in button cell battery Charging Time: 3 Hours Time Type: 12/24 Hours Power: DC5V 1A Item Weight: 220g / 7.7oz Item Size: 186 * 90 * 40mm / 7.3 * 3.5 * 1.5in Package Weight: 230g / 8.1oz Package Size: 194 * 98 * 47mm / 7.6 * 3.8 * 1.8in Packing List: 1 * Projection Clock 1 * USB Cable 1 * User Manual