Below is the temperature control panel introduction The control panel has LCD screen with 7 system operation buttons, Which are Language Switching-button (Lang), UP-button (â–²), Down-button (â–¼), Power-button Set-button (Set), Quick Set-button (Quick Set) and Quit-button (Quit). Turn off the chiller by pressing the Power-button for 3 sec While other operations can be completed by short press. That is all. Thanks for using S&A chiller. CONTACT S&A TEL:+86-20-89301885, FAX:+86-20-84309967 SKYPE: teyuchiller Email:marketing@teyu.com.cn Website: http://www.teyuchiller.com