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Heltec tester ya upinzani wa ndani
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Heltec Spot Welder HT-SW03A
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Chombo cha Usawa wa Batri (Matumizi ya Ugavi wa Nguvu)
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Chombo cha kusawazisha betri (usawa wa mwongozo)
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Chombo cha Usawazishaji wa Batri (Usawaji wa malipo)
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Heltec Spot Welder HT-SW02H
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Heltec Spot Welder HT-SW02A
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4S 200A vifaa vya BMS (0914N)
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8-25S 10-25S 2A 5A 1000A Smart Relay BMS (HT-25S2ARP/HT-25S2AXP)
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24S Relay BMS 350A (3877b24s350)
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8S-24S Smart Active BMS 0.6A 150A (HT-824S06A150)
