... 3.Save energy 4.Voltmeter display HH-S1 Constant temp Water Bath:Function:1. It applies in the distillation, dry, ... and Electrostatic spray shell.2. Heating tube in the middle water, fast heating, high thermal efficiency, low power consumption, and ... V/HZ)(RT-)(°C)(W)(mm)HH-S1one-hole water bath-994001002×n×90±0.1220/50HH-S2two-hole ... products .For more details,please contact me ! 2012 For lab Water Bath