Features ????【Efficient Heating 】: Adopts PTC ceramic heating element and aluminum tube for low thermal resistance and high heat transfer efficiency, ensuring quick and effective heating in small spaces. ????【Constant Temperature Control 】: This electric heater features automatic constant temperature control, maintaining a comfortable temperature without the need for manual adjustments. ????【Safety Assurance 】: The PTC ceramic air heater is designed with surface insulation and high security, providing peace of mind while in use. ????【Versatile Application 】: Suitable for various uses such as air conditioners, electric heaters, instruments, general appliances, air curtain machines, and humidifiers, making it a versatile heating solution. ????【Compact and Portable 】: With its small size (76*76*26mm/3*3*1inch) and lightweight design (128g/4.5oz), this electric space heater is easy to carry and can be conveniently placed in different locations for targeted heating. Features: <ul><li>????【Efficient Heating 】: Adopts PTC ceramic heating element and aluminum tube for low thermal resistance and high heat transfer efficiency, ensuring quick and effective heating in small spaces.</li><li>????【Constant Temperature Control 】: This electric heater features automatic constant temperature control, maintaining a comfortable temperature without the need for manual adjustments.</li><li>????【Safety Assurance 】: The PTC ceramic air heater is designed with surface insulation and high security, providing peace of mind while in use.</li><li>????【Versatile Application 】: Suitable for various uses such as air conditioners, electric heaters, instruments, general appliances, air curtain machines, and humidifiers, making it a versatile heating solution.</li><li>????【Compact and Portable 】: With its small size (76*76*26mm/3*3*1inch) and lightweight design (128g/4.5oz), this electric space heater is easy to carry and can be conveniently placed in different locations for targeted heating.</li></ul> Specification: Material: Aluminum &amp; Plastic Weight: 128g/4.5oz Heating material: PTC thermistor&nbsp; Heating mode: heat through the flow of air Power: 200W&nbsp; Voltage (Optional): 110V / 48V (the bare line is connected, regardless of the positive and negative pole, the rated voltage can be)&nbsp; Mounting distance dimensions: 56*68 mm (8*4 mm waist type hole)&nbsp; Corrugation Length: 30mm Size: 76*76*26mm/3*3*1inch Package List: 1 x PTC Ceramic Air Heater Note: 1.With 70 degrees normally closed temperature control protector. 2. Lead color is random. Package List