Letter of Model Difference rev1.0

FCC ID 2BTC8-B07

smart lock

Shenzhen Rongfu Tiancheng Industrial Co., Ltd.

1. FCC ID
2. Shenzhen Rongfu Tiancheng Industrial Co., Ltd.
3. 2BTC8-B07
4. Letter of Model Difference rev1.0

Document ID #8887678

This document is available from the following links. Linking directly to FCC.gov may result in an error.

• https://apps.fcc.gov/eas/GetApplicationAttachment.html?id=8887678
• https://fccid.io/2BTC8-B07/Letter/Letter-of-Model-Difference-rev1-0-8887678
• https://fccid.io/2BTC8-B07/Letter/Letter-of-Model-Difference-rev1-0-8887678.pdf

Sending you directly to the document available from FCC.gov...