Kirkirar tsarin-sauraren jin-kai ya ƙunshi fannoni uku na aikin kimiyyar-lantarki, injiniyoyin lantarki da injin ji. Wannan takarda ta damu da dubawa tsakanin farkon biyun. Baturi sune abubuwanda ba masu layi ba. Abinda yakamata a samu shine kawai yayin da bukatun wutar lantarki ke tazama sosai da irin ƙarfin lantarki, iyawar kuzari da kuma dakatarwar batirin. Bayan shekaru masu kyakkyawan fata, rukunin maɓallin '675' na zamani ya sami karɓar karɓuwa ta duniya kuma ana amfani da shi yanzu a mafi yawan 'jiyo-kunne' na kunne. Lokacin da ake buƙatar ƙarin iko, mafi girma da ƙasa da ƙwararrun LR6 'penlight' tantanin halitta ana kayyade shi yawanci. Babban ƙarfin lantarki zai iya haifar da ingantaccen daidaitaccen kewaye, kuma akwai wasu matsin lamba don gabatar da samfurin Xhirar 3 V na lithium. Lithium yakamata yabada karfin kuzari, amma akwai matsaloli waɗanda zasu iya warwarewa. A ƙarshe, abu ne mai yiwuwa cewa kasuwa na iya tsayawa don tsarin rayuwa mai ƙanƙan da ƙaramin ƙaramin ƙarafan ƙarfe na baƙin ƙarfe mai tsayi. Idan haka ne, tsarin zinc-air ɗin kwanan nan yana iya samun rayuwa nan gaba kuma yana iya yin nasara bisa tunanin kwayoyin '675' da ƙananan alkaline 'penlight'.

Nuna 1-12 na 14 sakamakon

Nuna hanyar gefe

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JH-A39 Siyarwa Mai Cike da Ciwon Ji na ITE

JH-D12 (Recluse) Na'urar sauraron sauti na Digital BTE tare da tsawon batir

JH-D26 Siyarwa BTE Mai Jiran Taƙi

JH-D30 kankanin kayan taimako na ITE (Hercules)