Heating and Cooling Coaster, Dual Use USB Keep Cooler Warmer, 10s Quick Freezing, 50°/70° Two-Speed Heating Adjustable, 18H Intelligent Timing, Birthday Gifts for Women and Men

REFRIGERATION MAGIC: 10 seconds quick freezing, surface below 0°C in 3 minutes, bottom can achieve ice effect, extreme cold freezing 10 seconds quick cooling, TEC thermoelectric semiconductor refrigerator, no-load quick freezing to 0°C, only 3 minutes
TEC SEMICONDUCTOR HOT AND COLD DUAL-PURPOSE: 0° cooling, 50°/70° two-speed heating adjustable, AI temperature control display, using AI precise temperature detector, real-time display of body surface temperature, more intelligent and convenient
18H INTELLIGENT TIMING: intelligent 1-18H timing adjustable, even if you forget to turn off, dont worry, one-button operation, realize smarter enjoyment of life, refrigeration magic, It can really freeze
ALUMINUM ALLOY HEAT SINK STACK: 20 layers of heat sink, direct 11-blade turbine rotation heat dissipation can achieve 10 times the heat dissipation effect, CNC aluminum alloy brushed panel, aluminum alloy heat sink stack, high-definition tempered glass touch panel
ULTRA-QUIET HEAT DISSIPATION: ultra-quiet motor + 11-blade fluid fan, wind mechanics spiral air supply structure, the sound is so small that it is almost inaudible