Usage:Install two batteries, then plug them in and use them all the time.The host and USB cable can separated.Packing:1. 3.5m USB line (manual measurement, with an error of 2cm, please understand)2. Six Country Manual3. Remote control4. Packaging boxNote: Due to logistics and transportation restrictions, the product does not include two No. 7 batteries, and you need to purchase them yourselfFeatures: * Light-sensing function, the display automatically dims when it detects that the light becomes dark at night. * Brightne adjustment, 10-mode LED brightne adjustment. * Large-screen display, which can display humidity, day of the week, temperature, time, date, switch between Gregorian and lunar calendars, and switch between /. 12/24 hour format switching. * Remote control function, equipped with a remote control, can remotely control the LED clock. * Timing function, two functions of timing and countdown, up to 99 minutes and 99 seconds. * Two installation methods, which can be wall mounted or placed directly on the desktop. Note: Built-in button battery Specification: Name: LED Clock Material: ABS Display: Day of the week, temperature, time, date Installation method: wall hanging, desktop placement Size: 28*28*3cm Font Color: red, white Shell color: black Packing included: 1 * LED Clock 1 * Remote Control Note: 1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. x