... .2,Lithium polymer battery safety, can be recharged 300 times, discharge capacity above 80%.3,Turn off/turn on function ... 12V Tablet PC and the digital products.7,Products with a low pressure alarm to alert the user timely charge.8,Advanced and ... the digital products.5,When press on the switch gently, the mobile power turn on and the power will be checked automatically by it , at the same time ,the ...