七號電池 [－号电－]

Jyutping cat1 hou6 din6 ci4
Pinyin qī hào diàn chí

Definitions (CC-CEDICT)
  1. AAA battery (PRC)
  2. Taiwan equivalent: 四號電池|四号电池[si4 hao4 dian4 chi2]
Definitions (Wiktionary)
  1. noun, Mainland-China
    AAA battery