Description: 100% brand new and high quality. High Intensity LED projection. The visual range of 0.2--7 meters (average 3 meters best） Ornament humanized design. Small portable+Lanyard design. You can easily carry it with you in the body. Time and date display on wall or ceiling by projection. Specification: Product Name: Projection clock Size: 2.5x 3x4cm/ 0.98x1.18x1.57'' Weight: 31 g Power supply: 2xLR44 Color: Red, Blue, Gray Material: ABS Plastic Time Format:12-hour or 24-hour Display Type:Time Quantity:1pc Package Includes: 2 Pieces Mini Projection Clock(with Lanyard) 2 Pieces User Manual Note: Instructions: 1. Press and hold the button and set the time 2. Press the M key to change the time, date, start 60 seconds countdown 3. Press the S key to set the corresponding time, date, reset the countdown, S key press the first, change the date, the second adjust the month, the third the day, the fourth set the time, the sixth back to the time interface, back to the corresponding function, press the M key to adjust the settings. 4. Countdown: interface press M to switch to 60 seconds countdown, press the S key to reset the countdown start