Note – This item can not be sent express The world’s first waterproof power bank series that remains unaffected after 2-metre underwater submersion for 30 minutes. Outstanding water, vapour and dust resistance. Impact, scratch and high temperature resistant to guarantee a long lifespan. Equipped with 4 x 21700 Li-ion batteries, the NPB4 has a sufficient power for smartphones, GPS, headlamps, headphones and more. It is ultra compact and lightweight with 378g (13.33oz). Touch sensor power level display. Can be used in temperatures ranging from -10~40℃ (14~104℉) Is airline approved
