* Turn and set the arrow to the applicable temperature.
* Fix the heater with the suckers near the filter or the pump outlet.
* Plug in the heater .
Room 2921,Huishang Centre of Jiahui New building,No.3027 Shennan Road,Futian district,Shenzhen City,Guangdong Province
Shipping Term FOB from Shenzhen or Guangzhou in Guangdong Province, China.
Warranty One Year Quality Guarantee