RP2350B microcontroller chip designed for dual-core, dual-architecture, equipped with a dual-core ARM -M33 processor and a dual-core Hazard3 RISC-V processor, both running at up to 150MHz, allowing users to flexibly switch between the two architectures Equipped with Radio Module 2, supporting Wi-Fi 4 wireless network and Bluetooth 5.2 (Wi-Fi module version only) Built-in 520KB and 16MB on-chip Flash Using Type-C interface, no need to worry about plugging in the right or wrong direction Use high-quality relays, allowing access to loads: ≤10A 250V AC or ≤10A 30V DC Onboard isolated RS485 interface, convenient for external access to various RS485 Modbus industrial expansion modules or sensors The board has a compatible interface that can be adapted to some for expansion boards, making it easy to expand functions such as RTC, CAN, RS232, LoRa, and sensors. The board has a terminal power supply interface that supports a wide voltage range of 7V-36V, which is convenient for industrial power supply use (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: plastic Package Contents: 1 x WIFI Relay 1 x screwdriver (random color and style, Specified colors and styles are not accepted) 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.