Material of Macro Tube: The part of camera mount and lens mount are both made of high quality brass, while the tube is made of high quality ABS plastic. Extension tubes of 12mm, 20mm and 36mm lengths can be used individually or in any combination of the three for greater magnification
Function of Macro Tube: Shortens minimum focusing distance of lens for macro photography, convert almost any lens into a macro lens, save your cost of buying an expensive macro lens
Function of Intervalometer: Take photos without camera shake and great for time-lapse photography. Self-timer, interval timer, long-exposure timer and exposure-count setting features
Timer Setting: This remote allows you to set timer delays, exposure times and intervals up to 99 hours, 59 minutes, 59 seconds in one-second increments. You can also select from 1 to 399 continuous shots or set the device to take an unlimited number of photos.
LCD Screen of Intervalometer: Humanized backlight design allows you to view the LCD screen in the dark