LILYGO®
ESP32 Wireless Module DC 5V 4 Groups Relay Development Board
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Relevant technical or usage issues can be also discussed in our GitHub or Community.
About Tax
About Tax
At present, the price of the platform does not include tax.
Customers in Europe should pay attention to the tax problem after the package reaches the local country.
[orders over 150 euros may generate tax, which needs to be borne/handled by the customer, the local policy shall prevail.]
Commended User
Commended User
People with programming foundation[engineers / students / makers, etc..]
Shipping & Delivery
Shipping & Delivery
Methods & Delivery Time
Standard Express: 25-30 Days
YunTu Express: 10-20 Days
DHL: 10-17 Days
FedEx: 10-17 Days
NOTE
If you do not see one of the above shipping methods when checking out, it may be because your country does not support that shipping method, please select one of the available channels already listed or contact us for assistance.
Please note that all delivery times are estimated for reference only.
Please make sure your address is fully filled in (including province and continent, which will affect the shipping time of your order)
For more details please check our shipping policy.
LILYGO® TTGO T-Relay ESP32 Wireless Module DC 5V 4 Groups Relay Development Board 4MB Flash WiFi Bluetooth Remote Switch Control
Specifications
| MCU | ESP32 |
| FLASH | 4MB |
| PS RAM | 8MB |
| Bus Interfaces | UART, SPI, I2C, CAN, 12S, SDIO |
| Wireless | Wi-Fi 802.11 b/g/n |
| Bluetooth | BLE V4.2 |
| Onboard Functions | 4 Groups of relays |
| Optocoupler Isolation | 16 Expansion GPIO |
HRS4H-S-DC5V Relay: 4 Blue LEDs Relay Work Indicator
①K1 Relay: GPIO21
②K2 Relay: GPIO19
③K3 Relay: GPIO18
④K4 Relay: GPIO05
Support T-U2T Upload Tool:
Computer->USB Type-C data cable->
Needs to be connected to T-U2T [USB to
serial] downloader to program , convenient, fast;
USB data line can be directly powered
Technology Support [Github]
If you need technical support please check the link to find more details.
1. Size
2. More Details
3. Pin Diagram
T-Relay
- 1 x Relay
- 2 x pin
T-Relay T- U2T Kit
- 1 X Relay
- 2 x Pin
- 1 X T- U2T USB to TTL
