Seeed Studio, card-size companion radio

SenseCAP Card Tracker T1000-E

A credit-card-size, IP65 LoRa radio with GPS and a 700 mAh battery. No screen: you use it through a phone app.

Manufacturer specs only Not yet available Meshtastic: documented MeshCore: documented

Best for

Carrying in a pocket, pack or vehicle where size and weather resistance matter more than a screen.

Photo pending: we only show images we own or are licensed to use.

Strengths and limitations

Strengths

  • IP65 rugged build (Meshtastic docs).
  • GPS (Mediatek AG3335) built in.
  • Seeed documents MeshCore flashing for this exact model, dated 2026-10-16.

Limitations

  • 700 mAh battery is small next to pocket radios with 2,000 to 3,200 mAh.
  • Magnetic charging cable is proprietary; keep a spare.
  • Internal antenna limits range compared with an external one.

What it does not do

  • Show messages on the device. It has a buzzer and button, no display, so you need a phone.
  • Take an external antenna. The antenna is internal.
  • Talk to the other network: flash MeshCore or Meshtastic, not both.

Specifications

From the cited source on 2026-10-26. "Not verified" means no source we checked published it.

MCU / radio Nordic nRF52840 / Semtech LR1110 [1]
Frequency 865 to 928 MHz [1]
GPS Mediatek AG3335 [1]
Battery 700 mAh [1]
Ingress IP65 [1]
Bluetooth BLE 5.0 [1]
Charging Magnetic USB cable; 4 pogo pins [1]
Dimensions / weight Not verified
FCC ID Not verified

Compatibility

CheckStatusBasis
MeshtasticDocumented: documentedListed on Meshtastic supported hardware; sold pre-flashed for Meshtastic.
MeshCoreDocumented: documentedSeeed documents MeshCore Companion Bluetooth flashing for the T1000-E.
Frequency865 to 928 MHz hardware; set US region in firmwareUS LoRa operation uses the 902 to 928 MHz band. Set the region in firmware.
RolecompanionUsually paired with a phone or computer app.
Power inputMagnetic USB chargingMatch this to your battery path before buying.

"Documented" means the maker or project publishes support for this model. It does not mean we tested it. How we rate compatibility.

MeshCore and Meshtastic are separate firmware and network systems. Check the exact hardware model, firmware, regional radio setting and local coverage before buying. These low-data-rate systems do not replace emergency services or broadband.

Operate radio equipment within your local frequency, power and equipment-authorization rules. Firmware compatibility is not regulatory approval.

Before you buy

  • Set the region and reboot before first use, per Seeed.

Sources

  1. Meshtastic: Seeed SenseCAP Card Tracker T1000-E, Meshtastic (project), read 2026-10-26.
  2. Get Started with MeshCore on SenseCAP T1000-E, Seeed Studio (manufacturer), read 2026-10-26. Dated 2026-10-16. Companion Bluetooth build via MeshCore Web Flasher; default pairing PIN 123456; set region and reboot.

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