INSEESI Lens Extender Auto Focus Close up Macro Extension Tube for Canon EOS Cameras Rebel t6, t6i, 80d, t7i, 5d Mark iv,6d Mark ii;

Auto-Focus
This extension tube if made of
13mm tube (Tube 1)
21mm tube (Tube 2)
31mm tube (Tube 3)
Metal bayonet
Features:
Lightweight design
Material: Mainly Plastic
Perfect coupling with TTL.AE Metering
Use Individually or Combined
Compatible with:
All Canon SLR cameras, such as:
EOS Rebel X,Rebel XT,Rebel XTi,Rebel XSi,EOS 450D,EOS 400D, EOS 350D, EOS 300D......
EOS 10D,EOS20D,EOS 30D,EOS40D,EOS5D......
EOS 1D,EOS 1Ds,EOS 1D mark II,EOS 1Ds mark II,EOS 1D mark III,EOS 1Ds mark III......
EOS 30/33/30V......
EOS 50/55, EOS kiss III, EOS kiss IIIL, EOS 100......
EOS 10, EOS 300V, EOS 300X, 300VQD......

How to use:
Operates the camera remotely when taking photographs at close range and in other situations
in which the slightest camera movement would produce bluring. Locking the shutter-release
button in hold will give you long time-exposures (Bulb) and unlocked for burst photograph

Package Include:
1 x Macro Extension Tube
1xlens cap