... bags 1. Removable 2. Rechargeable 3. Reusable hand warmer bag,electric warmer bag,hand warmer heating bags Certifications: CE and ROHS. Specifications ... Detail: 1.This warmer is a new-style hot water bag.It is made of special material, It can keep warm ... for broad, more suitable for the working units, the office staff and students, portable shopping, business travel, travel, etc. very convenient ...