Feature:

• Can be recharged by USB port of computer and electricity power
• Temperature will be about 40 °C(low gear)-50  °C(high gear) and it can be used for about 3 to 4.5 hours to warm.
• with a polymer battery(3.7,1800mA) inside that is rechargeable, need to charge up to about 2.5 hours when its power is empty
• It can be heating soon ,only for 5-8 seconds .
• It can be recharged over 500 times
• There is a protecting device in the warmer ,avoiding danger of the battery,use safely and easily
• Big space for customer to print logo ,OEM is welcome.
• Input power:5V,500mA

Packages :1X hand warmer

                  1x power adaptor

                  1x USB cable

                  1x lanyard

Packing details :

          Carton size:55*31*51CM    144pcs/carton
          N.W.:21.5Kgs G.W.:23.5Kgs
          Container 20':47,088pcs
          40':105,408pcs     
          40'HC:122,400pcs