for SimpleRTK2B Lite is a standalone board that allows evaluation of dual-frequency RTK GNSS technology The RTK GNSS board is designed for advanced drone flight control and GPS navigation, giving you unparalleled navigation accuracy The module provides centimeter-level accuracy, which improves the performance and reliability of drone operations Low power consumption, light weight, cold start time Less than 30s Compatible with for Pixhawk system and for XBee sockets for seamless integration into your drone setup Name:RTK Moudule The product appearance and printed words may vary depending on the batch, but this does not affect use Colour: black Material:PCB Package Contents: 1 x RTK Moudule 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.