Hatco's built - in rectangular heated black glass shelf is an outstanding food warmer. It features a heated ceramic glass surface crafted from approved food - safe materials. This surface ensures a uniform heat distribution across the entire area, keeping your food at safe serving temperatures. The adjustable thermostatic controls let you easily manage the surface temperature, with a range from 100°F to 200°F (38°C to 93°C). A lighted On/Off rocker switch is included for convenient operation. The product comes with a control box and has various specifications. It is 25.62 inches wide, 19.62 inches deep, and 2.2 inches high. It runs on 120 volts, 425 watts, and 3.5 amps with single - phase power. The control type is thermostat control, and the temperature settings range from 100 - 195°F (38° - 90°C). The surface material is ceramic glass. It is UL Canada & USA certified, meaning it has passed strict safety tests and meets the safety standards of both countries. It also complies with UL Classified EPH and ANSI/NSF standards. Moreover, it comes with a NEMA 5 - 15P plug.

Using this Hatco heated shelf is a breeze. First, plug it in using the NEMA 5 - 15P plug. Then, turn on the lighted On/Off rocker switch. Use the adjustable thermostatic controls to set the temperature between 100°F and 200°F (38°C to 93°C) according to your needs. Place your food on the heated ceramic glass surface and it will stay warm. When it comes to maintenance, keep the surface clean by using a soft, damp cloth. Don't use abrasive cleaners as they might damage the ceramic glass. Also, make sure the power is off when cleaning. As for safety, since it's UL Canada & USA certified and UL Classified EPH, you can trust its safety. But always follow basic electrical safety rules. Avoid overloading the surface with too much food, as it might affect the heat distribution.