BW16 4MB AI-Thinker Wi-Fi & Bluetooth Module MQ-7 Gas sensor It's a Hi-Link HLK-10M05 5V

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

An NTC thermistor reduces its resistance with an increase in temperature

there are ten LEDs

Self-Locking Operation Self-locking

BW16 4MB AI-Thinker Wi-Fi & Bluetooth Module MQ-7 Gas sensor It's a Hi-Link HLK-10M05 5VThe 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