| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $2.89 | $2.83 | $2.74 | $2.63 | Contact US |
Waveshare ESP32-S3 Development Board ESP32-S3R2 GEEK 1.14-inch LCD ST7789 for USB Dongle Support 2.4GHz WiFi BLE5
$17.68
M5Stack M5GO IoT Starter Kit V2.7 High Performance IoT Start Development Kit ESP32 2-inch IPS Screen for Arduino
$96.24
M5Stack Glass2 Unit 1.51-inch Transparent OLED Extended Screen Unit for SSD1309 Driver Solution
$34.22
Ultrasonic Sensor Ultrasonic Transmitter and Receiver
Descriptions:
- Function: transmitter and receiver
- Terminal: pin
- Housing material: aluminum4) Sound pressure level: >/=115dB
- Sensitivity: >/=-64dB
- Center frequency: 40+/-1.0kHz
- Directivity (deg): 50
- Static capacitance (pf): 2,400+/-20%
- Operating temperature: - 30 ~80
- Storage temperature: - 40 ~ 85
Applications: range finders, burglar alarms, automatic doors, remote controls, ultrasonic distance meters
