The range is 0-999
Travel protection Suggestions
Historical curve
Purification efficiency comparison
Bluetooth connection
WeChat Internet connection
CHINA
HEAD QUARTERS
No. 1278, Wuzhong Road, Minhang District, Shanghai, China
P.C : 201103
TEL : 021-62238600?/ 021-62238601
FAX : 021-62238605
E-MAIL : info@dayi-elec.com
SOUTH CHINA OFFICE
Room?601、602、603,?Tianjin?Commercial?Building,?Dongdi?Road,Shunde?District,?Foshan?City,?China.
P.C : 528305
Tel: 0757-26383270/3271??
Fax: 0757-26383276
TECHNICAL CENTRE
No.?1278,?Wuzhong?Road,?Minhang?District,?Shanghai,?China
TEL : 021-62253308
FAX : 021-62253393
JAPAN?
OSAKA OFFICE
No.201,1-21-12 Kitahorie, Nishi-ku,
Osaka City, 550-0014, Japan
Tel: 81-6-6964-8969
Fax:81-6-6964-8978
