Features: Lightweight, portable and durable 2 USB ports and 2 switches design Less noise, super silent, super air flow 6 adjustable angles for choice, giving you a better viewing angle Switch between large fan, 4 small fans or all 5 fans to give you maximum cooling on touch of a button Perfect for preventing your laptop from overheating, keeping your laptop being cool The laptop cooling pad allows you to use your laptop on desk, bed duvet or any other even places High Efficiency & Low Noise with 5 Fans, this item will bring you a quiet and comfortable environment while using laptop Suit for any brand 7 inch to 17 inch notebooks Specifications: Fan size: 145x145x15mm(1pc), 55x55x15mm(4pcs) Dimensions: 380mm x 260mm x 23mm Fan speed: up to 2000 ±10%RPM Rated voltage: 5VDC Input Power: 2W Current: 0.4A (MAX) Fan Acoustic: