Taiwan's first independent EV battery certification. Booking is open.

ServicesWhat we test, prices, and covered vehicles

Three tiers, prices in the open. The vehicles we can test today are listed below.

Services and pricesThree tiers, prices in the open

  • Cellproof Scan

    芯況快檢

    30 minutes

    NT$1,300List price NT$1,800

    Launch price, first 30 cars

    A quick look at the battery today. We read the car's records. We do not measure capacity.

    • Cell voltage spread
    • DC fast-charge share and the value shown by the car
    • Pack exterior inspection with photos
    • A scan certificate and sticker that can be verified online

    No capacity measurement, so the certificate shows no SoH.

    Book Cellproof Scan
  • Most chosen

    Cellproof Verified

    芯況實測

    2 to 4 hours

    NT$2,600List price NT$3,800

    Launch price, first 30 cars

    The full capacity measurement. The SoH on the certificate is one we measured.

    • Everything in Scan
    • Capacity measured by the charge method or the drive method
    • SoH and measured kWh
    • A certificate and sticker that can be verified online
    Book Cellproof Verified
  • Cellproof Pre-Purchase

    芯況陪購

    At the seller's location, buyer present, report the same day

    NT$3,500List price NT$4,800

    Launch price, first 30 cars

    The last step before you buy. We go to the seller and test in front of you.

    • Everything in Verified
    • Testing at the seller's chosen location
    • The buyer is present and we explain each result
    • Report delivered the same day
    Book Cellproof Pre-Purchase

Cellproof Fleet

芯況車隊

We come to your lot and test a batch of cars in one visit. Each car gets its own verifiable certificate.

  • Batch testing at your lot
  • Your choice of the charge method or the drive method
  • Volume pricing from 5 cars
  • All results exported as CSV or a spreadsheet
  • A monthly summary
  • A dealer sticker set

On request

Scheduled around the number of cars

Ask about Fleet on LINE

Covered vehiclesWhat we can test today

We started with Tesla. We add other brands once the measurement process for them is stable.

VehicleStatus
Tesla Model 32019 onwards, models sold in TaiwanSupported
Tesla Model Y2021 onwardsSupported
Tesla Model S / XEvaluating
Other brandsHyundai, Kia, BMW, MG, Luxgen n7 and othersPlanned

Not on the list? Ask us on LINE first.