Description: Product: Projection Alarm Clock Outer Shell Material: Environmentally Friendly ABS Resin Product Size: 166x60x66mm Temperature range: -10°C~ 50°C Two power modes: 3x7 battery / USB power cord (not included) Packing instructions: electronic alarm clock x1, Chinese and English manual x1, kraft paper box x1 Features: The lunch break time is set independently and the independent lunch break time is carefully designed. There is no need to set the alarm again during the lunch break, saving time and falling asleep directly Large LED display, the brightness can be adjusted manually, the setting level is: off, slightly bright, medium bright and very bright Temperature display, temperature measurement range: 0℃~50℃ Error: plus or minus 1℃ Humidity display, humidity measurement range: 20%-95% error: plus or minus 5% High-definition red projection, can be rotated 180 degrees, effective distance of 5 meters. Package included: 1 * alarm clock