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- Smart doorbell, when the visitor press the bell button of the device, app will push the call reminder, and you can click the answer to start the calling. - 180° HD ultra wide angle. - The wide visial range can almost see the whole scene outside the door.

-Portable Fan with Three-way speed control for better cooling comes with a stand for good stability. - The sturdy fan produces a soft breeze to keep you cool and relaxed Ultra-quiet. - It is very easy to carry around and is lightweight but sturdy and can be charged by USB charger, computer, power bank.

- Smart doorbell, when the visitor press the bell button of the device, app will push the call reminder, and you can click the answer to start the calling. - 180° HD ultra wide angle. - The wide visial range can almost see the whole scene outside the door.