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Breakout UART control pins
the temperature will cool down to 100℃ when the hot air handle is put in the holder because the holder is equipped with an automatic sensor
and the side with sticker must be always facing the hotend (not visible when the fan is mounted)
Low voltage-compatible IOs (1
Featuring a clear 4-digit LED (digital) display
Multi tooth K-type Gear Toothed Lock Washer Nuts Size:M4 Breakout UART control pinsThese locknuts have good chemical resistance and may be mildly magnetic. Also known as Keps and K Lock nuts, they have a free spinning tooth lock washer that grips the material surface instead of threads for easy installation and mild vibration resistance. Height includes the thickness of the washer. These lock nuts are made of Stainless Steel 304. Package Contains 10 Toothed Lock Washer Nuts