Colours as shown Dimensions 6.5 * 3.4 * 1.65cm Weight 42g Soft alarm: alarm after 1 minute (2 seconds) and a second alarm after 2 minutes (4 seconds) when the fridge door is still open or open. Continuous alarm: alarm after 3 minutes (hold for 60 seconds) will help you to close the fridge or freezer door under normal conditions. seconds), activated using the SET button (4 confirmation beeps). Four modes: quiet (80 dB), medium (85 dB), normal (90 dB with one beep every 10 seconds), loud (95 dB with one beep every 10 seconds and 4 dB siren every 110 minutes). Open/close the door to check and then remove the double-sided tape. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.