In the past few years, we have covered plenty of fancy knives here. The 369Sonic Ultrasonic Kitchen Knife takes it to the next level with 50k blade movements per second for easy slicing. You can use this on meat, bread, and cheese. This knife has a battery and wireless charger. It has an ultra sharp stainless steel blade.
This knife weighs 333g and is easy to handle. It has a heat resistant non-slip handle cover and a Titanium transducer. An app for this knife is in the works that shows current battery voltage, temperature, and frequency.