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Understanding Battery Health on Refurbished Devices

Cycle counts, health percentages and lab diagnostics explained.

Publicado: Autor: RefurbScore Editorial

Battery health determines real-world usability more than cosmetic grade for most buyers.

Trust lab-tested data only

Only accept battery health claims backed by a RefurbScore passport or admin-validated technical test.

Minimum thresholds

  • Phones: 80%+ health or under 500 cycles for flagships
  • Laptops: check cycle count and capacity remaining in passport
Refurbished Battery Health Guide (2026)