with selectable nozzle sizes ( 3.8cm / 4cm / 4.2cm) and adjustable speed settings, this blower fan ensures precise air, making it essential tool for any heat dissipation or ventilation needs from and metal, this blower fan comes with USB cable and supports Type C 5V and 5.5x2.1mm 5V 12V inputs, ensuring compatibility across various power sources Whether you ' re camping, soldering electronics, igniting charcoal for a barbecue, or cooling down sports equipment, our blower fan is your go to gadget for enhances airflows versatility with Adjustable Speed Blower Fan, featuring a powerful 16000RPM motor for efficient combustion and exhaust for outdoor enthusiasts, hobbyists, and grill, this portable blower fan to anyone needing air circulation or starting assistance, Manufacturer: Kaeltsyn