Electronics From FocusFoto on Amazon

Air inlet valve design prevents air back flow from nozzle. Detachable supper air stream air nozzle. Tripod base design provides free-standing function.

Excellent way to remove dust off sensitive camera parts without physical contact.

Perfect for cleaning digital SLR, SLR, digital camera lens, binocular lens, and telescope lens, filters, musical instruments, computers, keyboards, cellphone, etc.

It comes supplied with one 1/4"-20 and one 3/8" camera screw each, and features a location (video) pin.

Precisely engineered, black anodized, sealing it against corrosion and abrasion.

Material: Aluminum Alloy

There is build-in voltage transformer, support 10V-24V wide voltage input. Input: 10V-24V ; Output Current: 2A ; Output Voltage: 8V (stabilized)

Spring cable, very convenient and easy to use and pack. No more interrupt during the shooting. Straight length 25cm, extended length 1m.

Compatibility: for Canon EOS 5DS, 5DS R, 5D Mark IV, 5D Mark III, 5D Mark II, 6D, 7D, 7D Mark II, R, R5, R5C, R6, R6 Mark II, R7, 90D, 80D, 70D, 60D, 60Da cameras.

Each quick-release board is equipped with all-copper camera screws, tightened by hand and tightened by coin two ways.

Two 12mm wide mesh rubber pad, not only to enhance the resistance with the fuselage,but also reduce the possibility of body rotation.

Protect the bottom of the camera to make it difficult to damage, a reasonable board design with its adjustable aperture, so that greatly increase the scope of adjustment.

You can insert this USB Coupler directly to DC 5V 2A-4A USB power outlet. Such as power bank, USB Adapter, etc.

Coiled cable, very convenient and easy to use and pack. No more interrupt during the shooting. Straight length 40cm, extended length 130cm.

Package included: 1 x NP-FW50 Dummy Battery with USB Spring Cable

Auto focus (AF) is not available.

Material: Anodized Aluminum

Compatible Cameras (Including, but not limited to): Olympus PEN E-PL1, E-PL1s, E-PL2, E- PL3, E-P2, E-P3, PEN-F, E-PL7, E-PL8, E-PL9, E-M, OM-D, E-M1 MarkII, E-M5, E-M5 Mark II, E-M10, E-M10 Mark II, E-M10 Mark III, Panasonic Lumix DMC-G1, G2, G3, G9, G10, GX1, GH1, GH2, GF1, GF2, GF3, GF5, GH4, GH5, GH5s, GX85, GX7; Panasonic AG-AF100 Mirrorless Digital Cameras, Black Magic Pocket Cinema Camera (BMPCC).

It can focus to infinity.Supports AV (Aperture Priority) and Manual Focus Mode.

Material: Metal. Please installing / uninstalling the adapter after turning off the camera.

Note: Please open the "No lens release" in manual when first use it, otherwise it may can't recognize.Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this adapter. In this case "stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body.

Sutible for camcorder with LANC jack;

No Need Battery;

Can be clamped to the tripod to make your hands free.

Use this set with your normal lens and you will get the quality, which is as good as the original lens and the size, sharpness and versatility is perfect for the macro and close-up pictures.

Compatible with: Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX5T NEX6 NEX7 NEX-F3 a6500 a6300 a6000 a5100 a5000 a3500 a3000 Alpha A7 A7R A7S & A7II A7RII A7SII NEX-VG10 VG20

Note: There are no electrical contacts in the extension tubes. You need to use manual focus and manual exposure while shooting.Exposure has to be adjusted manually. Aperture control is not available if you use a lens which does not allow you to manually adjust the aperture (without an aperture ring).

USB plug is designed with voltage conversion circuit, and works with DC 5V 2A-4A power source.

Connect the USB plug to power source and put the coupler into the camera battery compartment to provide stable and continuous power supply for your camera.

Enables you to use external power source with your camera to achieve long time shooting, no need to replace camera battery again and again.