The bronze hand warmer is of rounded rectangular form, covered by openwork carved raised lid, below arched handle, bottom bears four character ZHANG MINGQI mark.|||Height: 2 1/2 in (6.3 cm) Length: 3 in (7.6 cm) Width: 4 in (10.2 cm)|張鳴崎圓形手爐|手爐長方形，為銅質，折角式提梁，光素無紋；爐蓋雕鏤精細，以此為蓋實為巧妙；爐身四壁光素，棗皮紅包漿，接觸較少的地方生有綠鏽，整體顯得渾厚穩重，爐底心刻“張鳴岐製”款。