1. Good Material The car windshield heater is built from ABS and polymer heat resistant hard plastic. It features automatic heating, overheat protection, energy saving design, a long life, and a high quality cable with low consumption. 2. 2 in 1 Heating & Cooling Design Integrated heating and cooling functions quickly warm or ventilate the windshield to remove fog and frost, improving visibility and driving safety. 3. Flexible To Use Cigarette lighter plug design with built-in fuse and automatic power-off protection. The bracket rotates 360 degrees for easy positioning and you can fix the heater where you like, then adjust the angle to preference. 4. Easy To Install Simple installation with the included double sided foam adhesive. Steps: clean and dry the surface; peel and attach the bottom plate with the tape; fix the unit to the chosen location; plug into the cigarette lighter socket and press the switch to select heating or fan mode. Applications and benefits - Winter defrost and defog: quickly clears frost and condensation for a clearer view. - Foggy or humid conditions: provides quick airflow to reduce windshield fog and improve visibility. - Quick interior ventilation: usable to circulate air in hot or muggy conditions and help reduce daytime glare. Key attributes - Material: ABS and heat resistant polymer hard plastic - Function: 2 in 1 heating and cooling, defrost/defog - Mounting: 360° rotatable bracket, adjustable angle - Power: cigarette lighter plug; built-in fuse; automatic power-off protection - Safety: voltage resistance and overheat protection - Installation: double-sided foam adhesive for easy, tool-free setup