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Product | Typeâ‘ | MCU | FLASH | Battery | Battery Detect | Vextâ‘¢ | Low Powerâ‘£ | Display |
WiFi LoRa 32 | Dev-Board | ESP32 | 4MB | Lithiumâ‘¡ | x | x | x | OLED (128x64) |
WiFi LoRa 32(V2) (Product ID: 1639291) |
Dev-Board | ESP32 | 8MB | Lithium② | √ | √ | 800uA | OLED (128x64) |
Wireless Stick (Product ID: 1639290) |
Dev-Board | ESP32 | 8MB | Lithium② | √ | √ | 800uA | OLED (64x32) |
Wireless Stick Lite (This item) |
Dev-Board | ESP32-PICO | 4MB | Lithium② | √ | √ | 35uA | x |
Wireless Shell (Product ID: 1638101) |
Module | ESP32-PICO | 4MB | – | √ | x | 10uA | x |
LoRa Kit 151 (Product ID: 1639289) |
Dev-Board | STM32L151CBU6 | 128kB | Lithium | x | x | 7uA | x |
LoRa Node 151 (Product ID: 1638100) |
Dev-Board | STM32L151CCU6 | 256kB | 1/2 AA Lithium chlorine sulfite battery | √ | √ | 1.8uA | x |
Turtle Board (Product ID: 1638099) |
Dev-Board | STM32L432KC | 256kB | AAA x 2 | √ | √ | 5uA | x |
Source | Parameter | |
MCU | ESP32( 240MHz Tensilica LX6 dual-core + 1 ULP, 600 DMIPS, 520KB SRAM, Wi-Fi, dual mode Bluetooth) | |
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 resources | UART x 3; SPI x 2; I2C x 2; I2S x 1 | |
12 – bits ADC; 8 – bits DAC | ||
29 general GPIO | ||
Display | None | |
FLASH | 4MB(32M-bits) SPI FLASH | |
interface | Micro USB x 1; LoRa antenna interface(IPEX) x 1 | |
Size | 50.2 x 25.5 x 9.74 mm | |
USB to UART Bridge | CP2102 | |
Battery Type | 3.7V Lithium(SH1.25 x 2) | |
Battery detection circuit | √ | |
External device power control (Vext) | √ | |
Low power design | Deep Sleep 30uA |
Electrical characteristics | Condition | Minimum | Typical | Maximum |
Power Supply | USB powered(≥500mA) | 4.7V | 5V | 6V |
Lithium powered(≥250mA) | 3.3V | 3.7V | 4.2V | |
3.3V(pin)powered(≥150mA) | 2.7V | 3.3V | 3.5V | |
5V(pin)powered(≥500mA) | 4.7V | 5V | 6V | |
Power consumption(mA) | WIFI scan | / | 115mA | / |
WIFI AP | / | 135mA | / | |
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 |
Shipping method(s) | Shipping time | Tracking information |
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