Metal housing with an exterior metallic structure covered with epoxy (anti-rust treatment) and stainless steel interior chamber. Digital temperature regulation from room temperature 5 °C up to 100°C (Resolution: 1 °C). Continuous mode or programed periods with acoustic signal at the end of the selected time. Timer from 1 min. up to 9999 min. Double digital display temperature and time. Acoustic signal indicates overheating of the bath. ''Perforated shelf'' accessory, removable lid with holes (11 cm) and reduction rings (8 and 5 cm) included. Drainage hose (except model TWBA-001-001). 220 V ± 10%, 50/60 Hz ± 1. Warranty 2 years