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HELTEC Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for HELTEC products.

Tip: include the full model number printed on your HELTEC label for the best match.

About HELTEC manuals on Manuals.plus

HELTEC, We are a professional team with complete departments including R&D, sales, quality management, supply chain management, finance and taxation, technical support, and after-sales service. Equipped with comprehensive experimental and testing equipment, the R&D and production work can be done more scientifically. Their official website is HELTEC.com.

A directory of user manuals and instructions for HELTEC products can be found below. HELTEC products are patented and trademarked under the brands Chengdu Heltec Automation Technology Co., Ltd.

Contact Info:

Address: No. 18 Chenghong Road, Longtan Industrial Park, Chenghua District, Chengdu City, Sichuan Province

Email:

Phone: +86-028-62374838

HELTEC manuals

Latest manuals from manuals+ curated for this brand.

Heltec ESP32-S3FN8 Meshtastic Wi-Fi LoRa 32 V3 Development Board Owner’s Manual

December 19, 2025

Heltec ESP32-S3FN8 Meshtastic Wi-Fi LoRa 32 V3 Development Board Introduction This manual provides comprehensive instructions for the Heltec Meshtastic WiFi LoRa 32 V3 Development Board. This device integrates an ESP32-S3FN8…

HELTEC HT-298A Mesh Pocket Unleashing a New Wireless Connectivity Experience User Manual

August 4, 2025

HELTEC HT-298A Mesh Pocket Unleashing a New Wireless Connectivity Experience Specifications Model: MeshPocket Battery Capacity: 5000mAh Wireless Charging: 5W, 7.5W, 10W, 15W USB-C Port: 9V-2.22A / 5V-3A Communication Chips: nRF52840,…

HELTEC HT-LS02H Handheld Cantilever Laser Welding Machine User Manual

May 5, 2025

HELTEC HT-LS02H Handheld Cantilever Laser Welding Machine Summarizes HT-LS02H Cantilever Laser Welding Machine For Lithium Battery adapts three-axis linkage cantilever structure. It can spot weld aluminum, nickel, copper and other…

Heltec ESP32 LoRa V3WIFI Bluetooth Development Board Instruction Manual

April 26, 2025

Heltec ESP32 LoRa V3WIFI Bluetooth Development Board Instruction Manual ESP32 LoRa V3WIFI Bluetooth Development Board Product Description ESP32 LoRa 32 WIFI development board is a classic IoT development board. Since…

HELTEC HT-ED50AC8 Lithium Battery Charge User Manual

April 12, 2025

HT-ED50AC8 Lithium Battery Charge Chengdu Heltec Energy Technology Co., Ltd Lithium Battery Charge/Discharge & Equalization Repair Instrument User Manual V2.0 (HT-ED50AC8) Heltec Energy www.heltec-energy.com Chengdu Heltec Energy Technology Co., Ltd…

HELTEC HT-BCT50A Single Channel 50A 5V Battery Capacity Tester User Manual

February 19, 2025

HELTEC HT-BCT50A Single Channel 50A 5V Battery Capacity Tester Product Usage Instructions Setting Parameters: Start up the device and connect the battery. Press the setting knob to enter the setting…

HELTEC 24S Intelligent Automatic Equalizer Instruction Manual

January 29, 2025

Chengdu Heltec Energy Technology Co., Ltd 24S Intelligent Automatic Equalizer Instruction Manual 1A-7A Heltec Energy Introduction Supports 2-24 series of lithium batteries (ternary lithium, lithium iron phosphate, lithium cobalt titanium,…

HELTEC HSW01 Pneumatic Welding Machine User Manual

January 28, 2025

HELTEC HSW01 Pneumatic Welding MachineNotes All contents of this product are related to safety. Please be sure to comply with them. Failure to operate according to the instructions may be…

HELTEC HT-ED10AC8V20 Charge and Discharge Tester User Manual

January 28, 2025

Chengdu Heltec Energy Technology Co.,Ltd HT-ED10AC8V20 Charge and Discharge Tester User Manual Heltec Energy Applicability and function Applicable batteries: lead-acid batteries, ternary batteries, lithium iron phosphate, lithium manganese oxide, hybrid…

HELTEC HRI-3632 Wireless Aggregator Owner’s Manual

October 21, 2024

HELTEC HRI-3632 Wireless Aggregator Owner's Manual Document version Version Time Description Remark Rev. 1.0 2023-4-26 Preliminary version Richard Copyright Notice All contents in the files are protected by copyright law,…

HelTec HTDS Series Single Color OLED Display - Technical Specifications and Datasheet

Datasheet

Comprehensive technical specifications, features, model details, and application examples for the HelTec HTDS Series Single Color OLED Displays (128x64 resolution) with SPI and I2C interfaces. Includes mechanical dimensions and support…

Heltec Wireless Stick V3: FAQ, Pin-Karte und Ressourcen

guide

Umfassende Informationen und Support für den Heltec Wireless Stick V3, einschließlich Kompatibilität, Fehlerbehebung, LoRa-Anwendungen, Pinbelegung und Entwicklerressourcen.

Heltec MeshSolar: Solar-Powered IoT Device with BMS, LoRa, and Bluetooth

datasheet

Detailed specifications, features, pin definitions, and electrical characteristics for the Heltec MeshSolar, an integrated solar-powered IoT device with Battery Management System (BMS), LoRa, and Bluetooth connectivity. This document details its…

ESP32 LoRa V3 WIFI Bluetooth Development Board - Technical Overview and Usage Guide

Product Overview

A comprehensive guide to the ESP32 LoRa V3 WIFI Bluetooth Development Board by Heltec, detailing its product description, technical specifications, power characteristics, pinouts, hardware resources, dimensions, and step-by-step instructions for…

Heltec Mesh Node HT-n5262: Bluetooth & LoRa Development Board

Datasheet

Comprehensive guide to the Heltec Mesh Node HT-n5262, a development board featuring nRF52840, SX1262 LoRa, Bluetooth 5.0, and an optional 1.14-inch TFT display. Covers specifications, pin definitions, power consumption, RF…

Heltec Indoor Hotspot User Manual: HNT Miner & Helium LongFi Setup Guide

User Manual

Comprehensive user manual for the Heltec Indoor Hotspot, a Helium LongFi HNT Miner. Learn about specifications, setup, interface, and regulatory compliance.

Heltec HT-M2808 Indoor LoRaWAN/LongFi Hotspot User Manual

manual

User manual for the Heltec HT-M2808 Indoor LoRaWAN/LongFi Hotspot, covering activation, LED descriptions, power button functions, Bluetooth, and local diagnostic page access.

Heltec ESP32+LoRa Series Quick Start Guide

quick start guide

A quick start guide for setting up and using the Heltec ESP32+LoRa series development boards with the Arduino IDE, covering installation methods and basic programming examples.

HELTEC manuals from online retailers

Heltec LoRa32 V4 Meshtastic GPS ESP32 WIFI+BLE SX1262 LoRa 0.96inch OLED Solar Powered Dev-Board Mesh Network + Battery + Shell User Manual

LoRa32 V4 • December 17, 2025

Comprehensive user manual for the Heltec LoRa32 V4 development board, featuring ESP32-S3R2, SX1262 LoRa, Wi-Fi, BLE, GPS, and OLED display. Includes setup, operation, specifications, and troubleshooting for IoT…