The present invention relates to a portable emergency assistance device, comprising an exit lighting unit, a box, and a cushion lid. The exit lighting unit includes a first attaching piece. The box has an accommodating space and a second attaching piece, wherein the accommodating space is configured for receiving emergency supplies and the second attaching piece is detachably connected to the first attaching piece. The cushion lid is combined with the box for covering the accommodating space. The cushion lid is made of one or more materials selected from the group consisting of: silicone, rubber, and sponge. The portable assistance unit severs to help a user escape and survive from an emergency.本發明係為一種可攜式急難救助裝置,係包含:一逃生指示單元,具有一第一結合單元;一盒體,係結合於該逃生指示單元,該盒體具有一容置空間及一第二結合單元,該容置空間係供容置一救助用品,該第二結合單元用於可拆地結合於該第一結合單元;一緩衝盒蓋,係與該盒體結合,用以蓋合該容置空間,該緩衝盒蓋的材料係為下列之任一或多者:矽膠材料、橡膠材料、海綿材料。藉由可攜式急難救助裝置達到幫助逃生並維持生存的功效。(1)‧‧‧逃生指示單元(11)‧‧‧外殼(111)‧‧‧第一結合單元(12)‧‧‧開口(2)‧‧‧盒體(21)‧‧‧第一殼體(211)‧‧‧第一結合部(212)‧‧‧第一容置空間(22)‧‧‧第二殼體(221)‧‧‧第二結合部(222)‧‧‧第二容置空間(223)‧‧‧第三結合部(23)‧‧‧第二結合單元(24)‧‧‧側袋(25)‧‧‧救助袋(26)‧‧‧把手(3)‧‧‧安全模組(31)‧‧‧煙霧偵測器(32)‧‧‧加速度感測器(33)‧‧‧警示單元(331)‧‧‧LED警示燈(332)‧‧‧蜂鳴器(34)‧‧‧控制單元(35)‧‧‧切換單元(36)‧‧‧開關單元(4)‧‧‧緩衝盒蓋(41)‧‧‧第四結合部(A)‧‧‧救助用品(A1)‧‧‧逃生用具(A10)‧‧‧伸縮梯(A2)‧‧‧醫藥品(A3)‧‧‧乾糧