Seeed Studio SenseCAP Indicator D1S tVoCs CO2 TH Sensor
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Seeed Studio SenseCAP Indicator D1S tVoCs CO2 TH Sensor
Seeed Studio SenseCAP Indicator D1S tVoCs CO2 TH Sensor is a powerful IoT development platform featuring a 4-inch touch screen, driven by dual ESP32S3 and RP2040 MCUs. It supports Wi-Fi, BLE, and LoRa communication, making it ideal for edge sensing, environmental monitoring, and IoT prototyping. With its open-source design and Seeed’s one-stop ODM Fusion service, developers can quickly customize and scale solutions.
Note: SenseCAP Indicator has FCC, CE, RoHS, and REACH certifications for all models (D1, D1S, D1L, D1Pro), and TELEC certification for D1 and D1S. Certificates can be downloaded here.
Features
- Dual MCUs & Rich GPIOs: Equipped with ESP32S3 and RP2040 dual processors, plus over 400 Grove-compatible GPIOs for flexible expansion and integration with sensors and actuators.
- Real-time Air Quality Monitoring: Built-in tVOC and CO2 sensors, with external Grove AHT20 temperature & humidity sensor support, enabling precise environmental sensing for smart building and industrial IoT applications.
- Open-Source IoT Platform: Fully open-source, leveraging the ESP32 and Raspberry Pi ecosystem, supporting Arduino and MicroPython for rapid prototyping and scalable IoT solutions.
- Comprehensive Connectivity: Supports Wi-Fi, BLE, and LoRa communication, ensuring reliable long-range and low-power data transmission for diverse IoT scenarios.
- Fusion ODM Service: Seeed Studio provides one-stop ODM customization for enterprises, enabling quick adaptation and mass production of tailored IoT solutions.
- Interfaces & Expansion: Includes Type-CGrove interfaces, supports ADC and IIC protocols, and offers rich GPIOs for easy peripheral connection.
Specification
The SenseCAP Indicator series offers four different versions: D1, D1S, D1L, and D1Pro. Each version is designed to meet different application needs without any extra cost from unnecessary hardware. Here are the differences between the versions:

Hardware Overview
| Screen | 3.95 Inch, Capacitive RGB Touch Screen | |
| Screen Resolution | 480 x 480 pixels | |
| Power Supply | 5V DC, 1A | |
| Battery | N/A | |
| Processor |
ESP32-S3: Xtensa dual-core 32-bit LX7 microprocessor, up to 240MHz RP2040: Dual ARM Cortex-M0+ up to 133MHz |
|
| Flash |
ESP32S3: 8MB RP2040: 2MB |
|
| External Storage | Support up to 32GB Micro SD Card (not included) | |
| Wi-Fi | 802.11b/g/n, 2.4GHz | |
| Bluetooth | Bluetooth 5.0 LE | |
| Sensors(Optional) |
Built-in CO2 (SCD41) |
Range: 0-40000ppm Accuracy: 400ppm - 5000ppm ±(50ppm+5% of reading) |
|
Built-in TVOC (SGP40) |
Range: 1-500 VOC Index Points | |
|
External Temperature and Humidity Sensor |
Range: -40 ~ + 85 ℃/± 0.3 ℃; 0 ~ 100% RH/± 2% RH (25 ℃) | |
| Buzzer | MLT-8530, Resonant Frequency:2700Hz | |
Application
Seeed Studio SenseCAP Indicator D1S tVoCs CO2 TH Sensor can be used as a versatile IoT display and control terminal. With native firmware, it functions as a desktop air quality detector, featuring built-in tVOC and CO2 sensors. An external Grove TH sensor reduces heat interference, ensuring more accurate temperature and humidity monitoring.

The embedded SX1262 LoRa module enables developers to build LoRaWAN applications and connect local LoRa sensors to the cloud via Wi-Fi. For example, it can act as a LoRa hub device to integrate LoRa sensors into a smart home ecosystem, supporting Matter over Wi-Fi without requiring new Matter-compatible hardware.

The SenseCAP Indicator is fully open-source, empowering developers to create diverse IoT applications such as:
- Air Quality Monitor
- Weather Station Display
- Sensor Data Dashboard
- Smart Home Assistant
- Mini Sensor Hub
- Stock Price Indicator
- Digital Album
- Standard Operation Procedure Reminder

It can also integrate with third-party platforms such as AWS, ChatGPT, Matter, NodeRED, and IoTex, enabling advanced IoT development and AI-powered applications.
SenseCAP Indicator × ChatGPT × DALL·E Demo
SenseCAP Indicator × Home Assistant Demo
Note: These examples demonstrate development possibilities within the IoT ecosystem. Developers need to customize firmware based on their specific requirements.
SenseCAP Indicator D1S is an interactive IoT display and control platform powered by ESP32-S3 and RP2040 dual-MCU. It provides developers with a rich interface and powerful hardware foundation for building innovative IoT applications.
Start your development journey with SenseCAP Indicator D1S tVoCs CO2 TH Sensor today!
Part List
| SenseCAP Indicator | x1 |
| USB Type-C Cable (1m) | x1 |
| Grove AHT20 TH Sensor (For D1S and D1Pro version) | x1 |
1. General Shipping Information
- We provide reliable shipping services with a tracking number for each order.
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- Please make sure your shipping address is accurate before placing your order. We ship strictly according to the address provided at checkout.
- In-stock orders are usually dispatched within 1 business day after order confirmation.
- Estimated delivery times refer to the period after dispatch and do not include order processing time, weekends, public holidays, customs inspection, or force majeure delays.
- If you need to cancel or modify your order, please contact us before the order is marked as “Shipped”. Once shipped, the order cannot be canceled or changed.
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2. Shipping Rates & Options
Shipping rates are calculated based on order value, destination, and available shipping methods. The final available options will be displayed at checkout.
2.1 Germany Domestic Shipping
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0.00 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
|
DHL Paket (Faster Delivery) |
€0.00 - €50.00 | €6.95 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
€50.00 - €100.00 | €2.00 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
Over €100.00 | Free | 1-3 Business Days |
2.2 Selected EU Countries / Regions
Available EU shipping destinations are shown at checkout based on your shipping address. For orders shipped to selected EU countries or regions outside Germany, we use FedEx Regional Economy.
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| FedEx Regional Economy | €0.00 - €100.00 | €7.95 | 3-5 Business Days |
| FedEx Regional Economy | Over €100.00 | Free | 3-5 Business Days |
EU orders may be fulfilled from our Munich warehouse or, when applicable, from our Shenzhen warehouse depending on inventory availability. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
2.3 United States
| Region | Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|---|
|
Continental U.S. (50 States) |
USPS Ground Advantage | €0.00 - €45.00 | €4.95 | 3-7 Business Days |
| USPS Ground Advantage | Over €45.00 | Free | 3-7 Business Days | |
| USPS Priority Mail | €0.00 - €45.00 | €16.95 | 1-4 Business Days | |
| USPS Priority Mail | Over €45.00 | €14.95 | 1-4 Business Days | |
|
Non-Continental U.S. (AK, HI, PR, etc.) |
USPS Ground Advantage | €0.00 - €60.00 | €6.95 | 5-9 Business Days |
| USPS Ground Advantage | Over €60.00 | Free | 5-9 Business Days |
Non-Continental U.S. regions include Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, and U.S. Armed Forces addresses.
2.4 International Destinations Outside the EU
For selected international destinations outside the EU, including Switzerland, the United Kingdom, and Norway, shipping rates are as follows:
| Order Amount | Shipping Cost |
|---|---|
| €0.00 - €300.00 | €19.95 |
| Over €300.00 | Free |
For non-EU destinations, import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the recipient.
3. Warehouses & Fulfillment
Our products may be stored in our Munich, Arlington, and Shenzhen warehouses. The actual shipping warehouse depends on product availability and destination.
3.1 Munich Warehouse
For products stored in our Munich warehouse, we use Deutsche Post or DHL Paket for domestic deliveries within Germany. For selected EU destinations outside Germany, we use FedEx Regional Economy.
3.2 Arlington Warehouse
For products stored in our Arlington warehouse, we use USPS or UPS for deliveries within the United States.
3.3 Shenzhen Warehouse
For pre-order items or products fulfilled directly from our Shenzhen warehouse, we arrange reliable international shipping based on destination and inventory status. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
4. Inventory, Pre-orders & Split Shipments
- Inventory Status: Please check the product page for real-time stock information. If an item is out of stock in our local warehouses, it may be marked as “Pre-order”.
- Pre-order Fulfillment: Pre-order items may be shipped directly from Shenzhen or restocked to a local warehouse first before final delivery.
- Split Shipments: If your order contains both in-stock and pre-order items, we may ship them separately. No additional shipping fee will be charged for split shipments caused by our fulfillment arrangement.
5. Customs, Taxes & Delivery Issues
5.1 Customs and Taxes
For EU Member States:
Whether shipped from Germany or China, OpenELAB covers applicable import duties and taxes under DDP service where required. Customers in EU member states should not be charged additional import duties or VAT upon delivery.
For destinations outside the European Union, such as Switzerland, Norway, and the United Kingdom, import duties, taxes, and customs fees may be charged by local authorities upon delivery. These fees are the responsibility of the recipient.
5.2 Damaged, Delayed, or Lost Parcels
Please inspect your parcel upon delivery where possible. If you notice visible damage, please report it to the courier and contact us as soon as possible. This does not affect your statutory consumer rights.
If your parcel is delayed, lost, returned to sender, or the tracking information has not updated for an unusual period of time, please contact us at info@openelab.io. We will assist you in checking the shipment status with the courier.
5.3 Incorrect Address or Failed Delivery
If a parcel cannot be delivered due to an incorrect or incomplete address provided by the customer, refusal of delivery, or failure to collect the parcel, additional shipping or return costs may apply.
6. VAT
For orders within the EU, VAT is collected at checkout according to the applicable destination rules. No additional VAT should be collected upon delivery for EU member state orders covered under our DDP shipping arrangement.





