NO SPECIFIC POWER BANK POWERED - Powered by any 5V/2.1A power bank, USB plug compatible with most power bank in the market ( BATTERY NOT INCLUDED ); 3 SEC FAST HEAT, 0
RADIATION SAFETY - quick smooth electric warmth without radiation
HEATING LEVEL ADJUSTABLE - 5 heating level from Pre- heat to Very High. Perfect for outdoor activities like snowmobile, motorcycle, mountain, camp, hike, ski, Fish, Hunt or office routine and business try during fall and winte
SIZE ADJUSTABLE - One fits all ( 4 size from M- XXL ), suitable for men, women, boys and girls
WASHABLE - Hand/ Machine/ Dry wash available
HEALTH CARE HEATED VEST - Help promote blood circulation, relief pain of muscles. Best Christmas gift for parents and families
