Press product service instruction, change regularly batteries, general 4 months need to change. Notice water heater has without slack phenomenon, discovered should handle in time.

 
  • 按產(chǎn)品使用說(shuō)明,定期更換電池,一般4個(gè)月需更換一次。注重熱水器有無(wú)漏水現象,發(fā)現了應及時(shí)處理。
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