I te mutunga o te tau 2022, i hangaia e Beijing Huimao Cooling Equipment Co., Ltd. he kōwae whakamatao hiko-mahana iti hou, he kōwae TEC (kōwae peltier) ko TES1-0901T125 te ingoa, Umax:0.85-0.90V,Qmax:0.4W,Imax:1A, DeltaT:90 nekehanga. Rahi o raro: 4.2x4.2mm, Rahi o runga: 2.5x2.5mm, teitei: 3.49mm. E tutuki ana i ngā whakaritenga o ngā tono whakawhitiwhiti kōrero.
Wā tuku: Paenga-whāwhā-12-2023