BW16 4MB AI-Thinker Wi-Fi & Bluetooth Module MQ-7 Gas sensor there are ten LEDs

there are ten LEDs

Memory: 4GB LPDDR4X-4267 SDRAM for responsive computing and multitasking

Pulse-by-Pulse Current Limiting

The module includes the ability to use an external compass via a jumper

It's a Hi-Link HLK-10M05 5V 10W AC-DC Power Converter

BW16 4MB AI-Thinker Wi-Fi & Bluetooth Module MQ-7 Gas sensor there are ten LEDsThe BW16 4MB is a high performance Wi Fi and Bluetooth module based on the Bouffalo Lab BL616 chipset. It features dual mode Wi Fi (2. 4GHz) and Bluetooth 5. 0, making it ideal for IoT projects, smart home devices, industrial automation, and embedded systems. With 4MB Flash memory, this module supports advanced networking capabilities while maintaining low power consumption and high efficiency. Features Wi Fi 2. 4GHz Supports IEEE 802. 11 b g n