1. The default shipping products are neutral, without brand, and without manufacturer information, and the default product packaging is in English font.
2. Please contact the seller's customer service for products in Chinese that include brand, production information, and certificate of conformity.
3. This product supports voices: Chinese, English, Spanish, French, Japanese, Italian, Thai, German, Korean, Portuguese (Brazil).
4. This product can be accompanied by manual languages: Chinese, English, Japanese, Spanish. Other languages are provided with English instructions by default.
5. This product is a constant power product without a built-in battery and needs to be powered on.
6. Single light: single infrared light, the night vision effect is black and white. Dual light: red light + white light, the night vision effect is color night vision.