Heltec's Wireless Stick Lite v3 - ESP32 + LoRa

Wireless Stick is board similar to WiFi LORA 32 v2 but no OLED display. Display is not needed in every project and skipping it makes whole project less energy hungry.

This is another revision (v3) of Wireless Stick Lite. Main differences compared to Wireless Stick Lite v2? See table below:

	v2	v3
Processor	ESP32-D0	ESP32-S3
Radio chip	SX1276	SX1262
USB connector	microUSB	USB C
Oscillator	Std	High precision
Deep sleep current	30 µA	< 10 µA

In case You like this module, You may be interested in module being core of this product - Heltec Wireless Shell is exactly the same ESP32 + SX1262 module used here.

Specification:

• PCB size 58 x 22.5 mm
• Board size (with connectors, switches, etc): 59.3 x 24.8 x 8 mm
• Power supply (USB or via 5V pin): 4.7V - 6V
• Processor ESP32-S3 (4 MB flash)
• Radio SX1262 (868 MHz)
• SH1.25-2 Connector for LiPo battery, with control circuit on board (Matching cable).
• USB C connector for programming (CP2102 converter)

Links:

• Board info on Heltec.org (full documentation)
• ESP32 LoRaWAN libbrary: ESP32_LORAWAN to get license visit Heltec page

Set includes:

• board Wireless Stick Lite
• antenna 868Mhz (spring type)
• goldpins
• JST cable (for battery connector)