*New single bottle and re-designed three bottle gel warmer warms ultrasound gel to body temperature.  Durable wall-mountable construction  with warranty. * Available in 120V and 230V * Hospital grade plug and power cord * UL and CSA listed * Maintains constant temperature * Low electrical demand * High density  impact-resistant composite * Heat indicator Lamp * Adjustable thermostat (multi-bottle unit only) * illuminated power ON/OFF?switch (multi-bottle unit only)