四號電池 [－号电－]

Jyutping sei3 hou6 din6 ci4
Pinyin sì hào diàn chí

Definitions (CC-CEDICT)
  1. AAA battery (Tw)
  2. PRC equivalent: 七號電池|七号电池[qi1 hao4 dian4 chi2]
Definitions (Wiktionary)
  1. noun, Taiwan
    AAA battery