05 Ago DSC SD-15WULF 15W Dual-Tone Siren, White, 4.3×4.3×2.2 in
SD 15W-ULF - DSC 15-Watt Dual Tone Alarm Siren....
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05 Ago DSC SD-15WULF 15W Dual-Tone Siren, White, 4.3×4.3×2.2 in
SD 15W-ULF - DSC 15-Watt Dual Tone Alarm Siren....
26 Jul 4 Channel Relay Module ESP32 WiFi Wireless Remote Control 3M for Android no IOS
ESP32 relay: Input: 6V 0.750A (If the board doesn't work, please change power to 9V 1A or 12V 1A) Relay capacity (per relay): 250Vac/10A, 125Vac/10A, 30VDC/10A Relays: 4 independently controlled via ESP32 Interface: Blue and Wi-Fi The relays can be switched on and off individually...