220-240V 50/60Hz 250W 2 Years Warranty Features: Expressly warming up baby milk & food. Efficient PTC heating technology. Continuously rotary controller. Heat retention function. Stainless steel water partition to avoid leak water. Simultaneous warming or sterilizing of 2 bottles. Practical warmer & warmer basket for bottles, nipples, tether, and small items placing. Auto shut off once sterilization is completed. High-quality thermostat for accurate & constant temperature. Energy saving easy cleaning. Two color-indicated lights to show the different processes.