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Add：5/F,Tonggao Building A,Sanlian Industry Park,Shiyan,Baoan,Shenzhen,
China
Tel：0755-29993165
Fax：0755-29993375
EMail：sales@secu365.cn
Service：0755-29993167
> The time is wrong
Possible reasons are as followed:
1 .Setting is wrong..
2. The battery is in bad connection or the voltage is too low.
3. The oscillation is damaged.
