Heltec Energy specializes in advanced battery capacity testers, spot welders, active balancers, and ultra-long-range Wi-Fi HaLow networking devices.
Heltec Energy, backed by Chengdu Heltec Automation Technology Co., Ltd, is a leading provider of professional battery testing and maintenance equipment. Their product lineup includes multi-channel capacity testers, high-efficiency battery spot welders, active balancers, and smart automatic equalizers designed for ternary lithium, lithium iron phosphate, and nickel-metal-hydride batteries.
In addition to sophisticated battery management systems (BMS), Heltec Energy also develops advanced networking solutions like the Wi-Fi HaLow Dongle, enabling ultra-long-range wireless connectivity for IoT and smart home applications. Their products are widely utilized by battery manufacturers, repair technicians, and consumer electronics professionals for quality inspection, fault diagnosis, and aging tests.
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The host computer software is typically provided via a QR code in the manual or an official zip link (e.g., heltec-bms.com), or you can contact Heltec support for the latest version.
Official documentation and guides can be found at resource.heltec.cn or downloaded from the official Heltec Energy website.
This indicates incorrect wiring. Check the battery pack connection and verify the voltage of each individual cell to identify the abnormal connection position.
Most Heltec testers encompass ternary lithium, lithium iron phosphate, lithium titanate, AA NiMH, and NiCd batteries within 1-5V ranges per cell. Always check your specific device manual for strict compatibility guidelines.