Package Contents: 1 * Twin Bell Alarm Clock (Note: Due to the white shell is easily soiled, so the white alarm clock do not have a matte shell) ; Size: 10.5(W)*16.5(H)*5.5cm(D)/4*6.5*2.2inch; Power Supply: 1*AA battery(not include) Material: Metal case glass surface, frosted shell, electroplating guarantees colors keep shinning and bright. Anti-fog Mirror: high quality anti-fog transparent lens, high light transmission, you can see clearly the time at night. Night Lamp Function: Press light button, you can see clearly the time at night. Silent: No ticking to ensure a good sleep and best working environment. Easy to use: There are just 2 knobs on the back, one to adjust time and one to adjust the alarm. Easy to read dial, perfect for kids or seniors.