ÍèÒ§¹éÓÃé͹ (Digital) Water Bath BWS-5 Features: A stamping molding stainless steel tank, easy to clean. LCD screen, multiple data display with timing function, easy to operate. Stainless steel shelves cover heater and sensor to avoid damage during using. once-forming stainless steel lid . Cut off heater automatically in case of lack of water, meanwhile visible and audible alarm ensures to remind users in time. Independent temperature-limiting alarm system temperature error alarm Test tube holder can be placed. (Optional)