Multi-Protocol Support: Features nRF52840 and LR1110, supporting Bluetooth 5.0, Thread, Zigbee, and LoRa for versatile connectivity Powerful Positioning Capabilities: Integrated with 's AG3335 GPS chip for high-precision location tracking Expandable Interfaces: Designed with four pogo pins for USB, serial logging, and interface flexibility Open Source Support: Compatible with for Meshtastic open-source protocol, ideal for low-power, long-range communication needs Versatile Application: Suitable for asset tracking, outdoor adventure, and environmental monitoring with IP65 ratin The T1000 Tracker, as compact as a credit card, effortlessly fits into your pocket or attaches to your assets. It's equipped with GPS, Bluetooth, and Wi-Fi for seamless indoor and outdoor positioning. Beyond just location tracking, it observes parameters like temperature, brightness, and movement. With an emergency button and buzzer, and a battery life that stretches for months on a single charge, it assures reliable tracking across various applications. (The product printed words depending on the batch, but this does not affect use) Specification:B:without sensor Color:As Shown Material:ABS Package Contents: 1 * Meshtastic Tracker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.