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10 PCS Matrix 1 x 5 Keys Membrane Switch Keypad

$24.30
1. Made of quality material, durable to use. 2. 6 pins pitch connector, 1×5 type 5 keys. 3. White sticker
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3592-2B DIY Mini DC-DC 12V To 5V Step Down Power Supply Module

$16.78
Features: 1. The USB port 5V power supply can be converted to 12V output (the output port needs DIY welding).
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5pcs Touch Switch Board Module LED Light Control Board, DC 3V-5V

$19.40
1. Operating voltage: DC 3V-5V 2. Round board diameter: 1cm 3. Sensor distance: 3mm 4. Cable length: 20cm 5. The
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GA01P Mini Smart Power-off GSM SMS Phone Alarm Module

$29.34
1. The input is a switch signal. When the input port is short-circuited to the ground (GND), an alarm message
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GL09 PLUS Low Standby Power Consumption 8-channel Monitoring GSM Alarm Module

$57.96
1. Low-power sleep mode design 2. One way alarm voltage output 3. It can detect the voltage of the battery
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TTGO ESP32-S WiFi Wireless Module Type-C Connector TF Card Slot Development Board

$27.36
Hardware specifications 1. Chipset: ESPRESSIF-ESP32-S2 2. Flash: 4MB 3. Static SRAM: 8MB 4. SRAM: 520 kB SRAM 5. Buttons: power
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TTGO LORA32 V2.1 ESP32 0.96 inch OLED Bluetooth WiFi Wireless Module 433MHz SMA IP5306 Module with Antenna

$25.27
1. Working voltage: 1.8~13.7V 2. Acceptable current: 10~114mA 3. Emission current: – 120mA at + 20dBm – 90 mA lies
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TTGO LORA32 V2.1 ESP32 0.96 inch OLED Bluetooth WiFi Wireless Module 915MHz SMA IP5306 Module with Antenna

$41.70
1. Working voltage: 1.8~13.7V 2. Acceptable current: 10~114mA 3. Emission current: – 120mA at + 20dBm – 90 mA lies
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TTGO Meshtastic T-Beam V1.1 ESP32 923MHz OLED WiFi Bluetooth GPS NEO-6M SMA 18650 Battery Holder

$67.00
Product demonstration (Note: OLED is not soldered to T-beam) Features: 1. ESP 32 version: Rev1 2. WiFi 3. Bluetooth 4.
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TTGO Mini32 V2.0.13 ESP32 WiFi Bluetooth Module Development Board Electronic Module

$24.05
1. Model Number: MINI 32 V2.0 2. Main chip: ESP 32 3. Flash Memory Chip: 25Q32 4. Charging IC Chip:
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TTGO OV2640 Fisheye Single Lens Camera Module for T-Camera Plus ESP32-DOWDQ6 8MB SPRAM

$22.56
1. Product series: camera module 2. Model: OV2640 3. Purpose: video recorder 4. Power: 3.3W 5. Adapt to T-Camera Plus
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TTGO OV2640 Standard Extended Single Lens Camera Module for T-Camera Plus ESP32-DOWDQ6 8MB SPRAM

$21.80
1. Product series: camera module 2. Model: OV2640 3. Purpose: video recorder 4. Power: 3.3W 5. Adapt to T-Camera Plus
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