1. Haɗa fil mai ƙarfin lantarki mai ƙarfin maganadisu.
2. Zaɓin inganci, ƙarancin farashi, inganci mafi girma, mafi kyawun inganci.
3. Haɗin wutar lantarki na DC yana da fa'idodin babban wutar lantarki, tsawon rai na sabis, caji mai sauri, aminci da ingantaccen amfani.
4. Yi kyau.
-1. Kayayyakin da ake iya sawa masu wayo: agogon hannu, mundaye masu wayo, gilashin hannu, belun kunne na Bluetooth, safar hannu mai wayo, VR, da sauransu.
Kayayyakin masu amfani da -2.3C: kwamfutar hannu, makullin lantarki, motar lantarki, kofin ruwa mai wayo. Wayar hannu. Layin bayanai na caji, da sauransu.
-3. Masana'antar likitanci: kayan aikin likita, kayan kwalliya, na'urorin ji, na'urorin auna hawan jini, na'urorin auna bugun zuciya, na'urorin auna bugun zuciya na hannu, da sauransu.
-4. Na'urori masu hankali: robot masu hankali, na'urori masu auna firikwensin, na'urorin hannu, jiragen sama marasa matuki, na'urorin da aka ɗora a kan abin hawa, da sauransu.