1.Designed with "wire less", more advanced and convenient; 2.With 180 degree full folding integrated design; 3.The leather appearance, more fashionable and special; 4.Far infrared hot compress to promote the blood circulation and elimination of eye fatigue; 5.Designed with the auto music function and one- key control the modes; 6.Large capacity lithium batteries, more durable and longer; 7.Designed with gift box, it's more suitable for gifts. Gift Box Size: 22*15.5*10 cm Carton Size: 52*47*33 cm PCS/CTN: 20pcs; N/W-G/W:16kg-18kg 1x20`GP:7360pcs; 1x40'GP:15260pcs; 1x40'HQ:17900pcs. Technical Parameter: NPUT VOLTAGE: 110-240V~50-60Hz NPUT CURRENT: DC5V~1.4-2A RATED POWER: 4.5W. Rated Working Time: 15mins Spare parts: 1.USB line; 2.Cloth bag; 3.DC recharger (need usd1/pc)