Ultra-low Power Turtle Board STM32L432KC SX1276 LoRaWAN Supports LoRaWAN MQTT Single Channel Wireless Module
- Stock: In Stock
- Model: EB0042551
- SKU: EB0042551
| LoRaWANTM | RadioShuttle |
| Concentrator required | No concentrator required, the station uses regular LoRa module |
| Network subscription fees (If use MQTT server) | No monthly fees |
| One large radio cell | Many small independent radio cells |
| Busy network in a radiu of many kilometers | Small networks with no interference |
| Single point of failure (Concentrator) | Automatic transmitting power adjustment – longer battery life |
| High latency, larger spreading factor, e.g. SF11 (1320 ms) | Low latency, small spreading factor, e.g. SF7 (120 ms) |
Feature:
-CE Certificate;
| Source | Parameter |
| MCU | STM32L432KC (Ultra-low-power 32-bit MCU+FPU ARM® Cortex®-M4) |
| LoRa chip | SX1276 |
| LoRa bands | EU_433, CN_470_510, EU_863_870, US_902_928 four bands optional |
| LoRa maximum output power | 18dB ± 2dB |
| Hardware Resource | USART x 3; SPI x 2; I2C x 2; SAI x 1; USB 2.0 x 1 |
| 12 – bits ADC x 1; 12 – bits DAC x 2 | |
| DMA controller | |
| 26 general GPIO | |
| Flash | 256KB FLASH;64KB SRAM; |
| Interface | Micro USB x 1; LoRa antenna(SMA) x 1, Debug interface(8-Pin) |
| Size | 56.6 x 24 x 20 mm |
| Battery Type | AAA x 2 |
| Battery detection circuit | √ |
| External device power control(Vext) | √ |
| Low power design | Deep Sleep: 4uA |
| Electrical characteristics | Condition | Minimum | Typical | Maximum |
| Power Supply | USB powered(≥500mA) | 4.7V | 5V | 6V |
| Lithium powered(≥250mA) | 1.8V | 3V | 3V | |
| 3.3V(pin)powered(≥150mA) | 2.7V | 3.3V | 3.5V | |
| 5V(pin)powered(≥500mA) | 4.7V | 5V | 6V | |
| Power consumption(mA) | LoRa 10dB emission | 50mA | ||
| LoRa 12dB emission | 60mA | |||
| LoRa 15dB emission | 110mA | |||
| LoRa 20dB emission | 130mA | |||
| Output | 3.3V pin output | 500mA | ||
| 5V pin output (USB powered only) | Equal to the input current | |||
| External device power control (Vext 3.3V) | 350mA |
Package includes:
1 x Turtle Board
1 x Box
File support:
Shipping Time
After you successfully placed an order at RenhotecIC.com, you will receive a confirmation email with your invoice. Once your order is shipped, you will be emailed with the tracking information of your package. Also, you can choose your preferred shipping method during the checkout process. Kindly advise: please select DHL/FedEx if you need our product urgently.
The timeline of the whole shipping process is shown below:
The total delivery time is calculated from the time your order is successfully placed to the time received. Total delivery time is broken down into processing time and shipping time.
Processing time: The time it takes to prepare your item(s), includes preparing your items, performing quality inspections, and packaging for shipment. Normally, the processing time is 1-3 days (Only include Monday to Saturday ) after getting your order.
Shipping time: The time for your item(s) to travel from our warehouse to your destination. The shipping time depends on the shipping method you chose. Please refer to the shipping rate section for details.
Shipping Rates
You could choose the shipping method based on your preference during checkout, different shipping methods will apply different rates and shipping times. Please check the following chart for detail:
You could choose the shipping method based on your preference during checkout, different shipping methods will apply different rates and shipping times. Please check the following chart for detail:
| Shipping Method | Shipping Rates | Shipping Times |
| Flat Shipping (Promotion) | $10 | About 5-30 Working Days to Worldwide (Only include Monday to Saturday ) |
Standard Express（0.5KG starting price listed） | Based On Weights | About 5-15 Working Days to Worldwide (Only include Monday to Saturday ) |
Priority Express （0.5KG starting price listed） | Based On Weights | About 3-7 Working Days to Worldwide (Only include Monday to Saturday ) |
In addition, the transit time depends on where you're located, the shipping method you choose, and where your package comes from. We will keep you informed of any problems here to help you get your order as soon as possible.
If you want to know more information, please contact the customer service by contact form or sales@renhotecic.com. We will settle your problem as soon as possible. Enjoy shopping!
