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E18-D80NK Adjustable Infrared Sensor Switch 3-80 cm
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Ultrasonic Sensor Module HCSR04
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IR Proximity Sensor Module
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HC-SR501 PIR Motion Sensor Detector Module
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220-240V AC Adjustable Light Control 360° PIR Infrared Motion Sensor Detector
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220-240V AC Wall Mounted 180° PIR Infrared Motion Sensor Detector
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TDL-5001-DC proximity sensor for toilet/tap Modern Cabinet Single door Open/Close induction Lamp turn on/off IR Sensor Switch
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HC-SR04 Ultrasonic Sensor Mounting Bracket
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Ultrasonic Sensor with Servo Motor and Cartoon Kit
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- Lastest ESP32 Version: REV1
- Connectivity: WIFI & Bluetooth
- Memory: 4MB Flash4MB PSRAM
- Lithium battery interface, 500mA Max charging current
- Onboard TF CARD Slot
- Default firmware: Latest Micropython firmware
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- ESP32 VCC range:2.2-3.6 V
- VBAT: direct to battery
- VCC: output of regulator 3.3V/600mA up to 250 mA during RF transmissions
- WiFi And Bluetooth Module
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- LoRa Spread Spectrum modulation technology
- Constant RF power output at + 20dBm-100mW voltage change
- High sensitivity: down to -148dBm
- Half-duplex SPI communication
- Programmable bit rates up to 300kbps
- Supports FSK, GFSK, MSK, GMSK, LoRa and OOK modulation modes
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- Compatible with 3.3v or 5v I/O Arduino Board.
- Frequency Band: 433 MHZ (Pre-configure in factory)
- Low power consumption
- Compatible with Arduino Leonardo, Uno, Mega2560, DUE
- External Antenna via SMA Jack
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- 168 dB maximum link budget.
- +20 dBm – 100 mW constant RF output vs.
- +14 dBm high-efficiency PA.
- Programmable bit rate up to 300 kbps.
- High sensitivity: down to -148 dBm.
- Bullet-proof front end: IIP3 = -12.5 dBm.
- Excellent blocking immunity.
- Low RX current of 10.3 mA, 200 nA register retention.
- Fully integrated synthesizer with a resolution of 61 Hz.
- FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
- Built-in bit synchronizer for clock recovery.
- Preamble detection.
- 127 dB Dynamic Range RSSI.
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- Supply voltage 3.7V – 5V
- Mini and compact size
- Output power +20.8 dBm at 3.3V
- Sensitivity-116.5 dBm ~ -136 dBm
- ModulationLoRa, (G)FSK, (G)MSK, BPSK
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- Communication distance: 15KM
- Sensitivity: down to -148dBm
- Programmable bit rates: up to 300kbps
- RSSI dynamic range: 127dB
- Wireless frequency: 433MHz
- Working voltage: 1.8-3.7v
- Working temperature: -40-+80 ℃
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