Nest Labs Inc 3400 Hillview Ave. Palo Alto California 94304 United States Date: August 29, 2018 Class II Permissive Change FCC ID: ZQAT30 We, Nest Labs Inc, hereby declare that we are only and fully responsible for this CIIPC application of ZQAT30 base on the grant issued on 09/08/2016. The major change is to add extra coating on outer surface of the metal ring (Polish Steel, Mirror Black, Brush Brass). For this change, RSE and EMC worst cases have been verified. Except for the changes mentioned above, no other modification is performed. Should you have any question, please contact me directly. Thank you! Sincerely, __________________________________ Snell Leong / Wireless Certification Program Manager Nest Labs Inc Tel: 6502538188 Fax: 6509633387 E-mail: snellleong@google.com