2.9″ E-Ink Display LoRa IoT Development Board Low Power ESP32-S3R8 WiFi BLE SX1262 LoRa Module 915MHz for Arduino Mashtastic Raspberry PI

Vision Master E290, LoRa + Wi-Fi + BLE with 2.9 inch E-Ink Display IoT Development Board Onboard 2.90 inch 296 x 128 pixels display, support for partial refresh, Display color: Black, White MCU: ESP32-S3R8, support Wi-Fi and BLE; LoRa chipset: SX1262, compatible with Mashtastic Low power consumption, 18uA in deep sleep, continuous display for 180 days after power outage Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching) SH2.0-4P sensor interface: perfectly compatible with QuickLink series sensors; 2*20 Pin Female Header, perfectly compatible with Raspberry PI What you will get: 1 piece 2.9″ E-Ink Display IoT Development Board with Antenna Product information Technical Details Collapse all Other Technical Details Brand ‎DIYmall Item Weight ‎2.24 ounces Package Dimensions ‎4 x 3 x 2 inches Manufacturer ‎Heltec Automation Technology Co., Ltd ASIN ‎B0DGTGHV2L Country of Origin ‎China Date First Available ‎September 12, 2024 Additional Information Best Sellers Rank #5,269 in Single Board Computers (Computers & Accessories) Warranty & Support Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is “dead on arrival,” arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test “dead on arrival” returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?