【Large Capacity】Internal dimensions are 450*210*211mm, can dry 4 rolls of 1kg filament simultaneously, meeting the needs of users for multi-colour printing and multiple computer printing. 

【Fast Heating】Built-in 300W PTC heater, can heat up to 50℃ in 30 minutes, faster speed, higher efficiency. 

【Triple Safety Protection】PTC (Positive Temperature Coefficient Thermistor), temperature switch and software triple protection, real-time temperature monitoring, alarms when temperature is abnormal, making it safer and more reliable. 

【Temperature Balance】Circulation fans on both sides of the casing and a bottom heating fan ensure the internal temperature remains within ±3℃, allowing every part of the filament to achieve perfect drying results. 

【Adjustable Humidity】Humidity inside the casing can be adjusted, when the humidity reaches the set value (30%-50%), the dryer will automatically start until the humidity drops to 25%, better meeting the humidity needs of different types of filaments. 

【High Compatibility】Supports connection with all models of printers; supports 4 printers to dry filament simultaneously; compatible with filament diameters of 1.75mm, 2.85mm, 3.0mm. 

Name: SUNLU FilaDryer S4 3D Printing Filament Drying Box

Model: S4-FD 

Net Weight: 4.8KG 

Dimensions: 516*278*350mm 

Gross Weight: 5.5KG 

Packaging Quantity: 1 unit 

Size: 458*218*312mm (including tripod height) 

Colour: Black 

Maximum Capacity: 450*210*211mm 

Power Input: AC 110V~240V 50Hz/60Hz 

Rated Power: 320W