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Overview

Sunmi V3 (HitPay All-in-One) is a comprehensive point-of-sale solution designed for businesses seeking mobility and a feature-rich solution. This standalone terminal offers integrated card payments, in-built printing capabilities, and cellular connectivity. Sunmi V3

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Steps to set up Sunmi V3

  1. Power on the Sunmi V3 using the side power key.
  2. Insert a SIM card or connect to a Wi-Fi network.
  3. Sign in to the Google Play Store.
    You may use your business Gmail account or a shared account for easier management.
  4. In the Sunmi App Store or Play Store, search for the HitPay App (blue logo).
    App Download Link
  5. Log in using your HitPay credentials.
  6. Enable Bluetooth and Location.
  7. Wait for automatic pairing — the HitPay app will show Connected once successful.
  8. You can now accept payments through Quick Sale or Products, choosing Tap to Pay or Card Terminal when processing cards.
Refer to this setup video.
By default, Sunmi V3 uses 58 mm × 40 mm printer rolls but supports 80 mm × 40 mm rolls as well.

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Configuring Printer Settings

  1. Open the printer cartridge and insert the roll correctly.
  2. To switch to 80 mm rolls:
    Go to Settings > SunmiPrinter > Paper Spec : 80 mm > OK.
  3. Test: In the HitPay app, go to Settings > Printer > Sunmi, then tap Test Print Connection.

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Setting up HitPay POS Card Terminal

  1. Go to Settings > Terminal.
  2. Allow location permissions.
  3. Wait for the terminal to connect.
  4. When you see Connected, tap Done.
Keep your Sunmi V3 on auto-update to ensure optimal performance and latest fixes.

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Troubleshooting Tips

Gently pull it up and push it fully left before closing.
Go to Settings > Edit Business Details > Receipt Customization.
Close all apps and reopen HitPay.
Wait for the green tick and print prompt after card tap.
Wait 5–10 seconds. If it continues > 30 seconds, go to Settings > Terminal, select your terminal number, then tap Done.
  • Width : 58 mm or 80 mm
  • Diameter : 40 mm max
    Available online (Shopee, Lazada, Popular bookstores, etc.)