Aircraft

How do I control Tello?

You can control Tello directly via Tello app or with a supported Bluetooth remote controller connected to the Tello app.

Supported devices
iOS: Requires iOS 9.0 or later.
Compatible with iPhone 5s, iPhone SE, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPad mini 4 and iPad mini 4 Wi-Fi + Cellular.

Android: Android version 4.4.0 or later.
Compatible with Samsung S7, Samsung S6 edge, Samsung S5, Samsung Galaxy note 4, Samsung Galaxy note 3, Huawei Honor 8, Huawei Honor 9, Huawei P8 Max, Huawei P10, Huawei Honor V8, Huawei P9, Huawei nova2, Xiaomi 6, Xiaomi Note3, Redmi 4A, OnePlus5, vivoX6, Google Pixel1 XL, Google Pixel2.

*Support for additional devices available as testing and development continues. For the latest information, please refer to the official Tello website.
*Not available for Android tablets.

What kind of interesting things can Tello do during flight?

Tello can perform eight different flips, fly up and down from your hand in Bounce mode, or automatically record short videos with EZ Shots.

Can Tello fly indoors?

Yes, Tello is safe to fly indoors. Tello can also fly outdoors, but it is only recommended to do so in windless conditions.

Is Tello waterproof?

No.

Camera

What does Tello's camera feature?

Tello's camera is capable of capturing photos and recording videos. With EZ Shots, users can fly in three specific patterns while recording short videos.

Where are my captured photos and video saved? How can I export them?

Photos and video will save to your smartphone. You can export files from your smartphone as needed.

Do I need to insert an SD card to store photos and video?

No.

What is Tello's video transmission range?

Maximum video transmission range is approximately 100m, but that range may vary according to your environment.

Batteries

How do I charge Tello's battery?

You can either charge one battery via the USB port on the aircraft or charge three batteries simultaneously using the battery charging hub.

Does Tello support battery hot-swapping?

No. If you do so, you may lose the photos or video taken during your last flight.

Propellers

How do I replace propellers?

You can replace propellers by manually by detaching the old ones and mounting new ones.

How can I differentiate clockwise (CW) and counterclockwise (CCW) propellers? Do I have to mount different propellers in specific places?

Tello's propellers and motor casings are marked for differentiation. CW and CCW propellers must only be attached to CW and CCW motors, respectively. CW propellers have notches near where they attach to the motors, and CW motor casings are also marked with notches. CCW propellers and motors both do not have notches.

Updating Firmware

How can I update my Tello's firmware?

You can update Tello's firmware via the Tello app.

What should I do the update is interrupted or fails?

If the update fails, reconnect your Tello to the Tello app and try again.

Can I update my Tello on a computer?

Not at this time.

Accessories

Which Bluetooth controllers are compatible with Tello?

Tello is currently compatible with the customized Gamesir or Gamevice remote controller.

Which programming platforms can I use to program Tello?

Tello currently supports Scratch programming. More programming platforms will be available in future.