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give sound and light alarm working with the Photosensitive sensor
4GHz & 5GHz
enhancing its anti-high-frequency interference ability
low-power IoT applications to deliver optimized bandwidth and performance
High-Quality Carbon Brushes
ESP32-H2-MINI-1-N4 Module, Built in 4MB Flash, supports BLE/Zigbee/Thread wireless communication Power Supply give sound and light alarmESP32 H2 Microcontroller Development Board Onboard ESP32 H2 MINI 1 N4 module Supports BLE Zigbee Thread Wireless Communication The ESP32 H2 DEV KIT N4 is an entry level RISC V microcontroller development board integrating Bluetooth 5 and IEEE 802. 15. 4 (Zigbee 3. 0 and Thread). it is compact in size and powerful, with multiple peripheral interfaces. Suitable for smart home, industrial automation, healthcare, consumer electronics and other
US$ 18.99
US$ 10.99
US$ 12.99
US$ 55.00
