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When 'handheld' meets 'supercapacitor', the limits of welding are redefined. AWithZ HF7 — the industry's first handheld capacitor spot welder, fully tested and revealed

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Adaptive · 720 / 480Playback info 01:00
Official post
PlatformDouyin · AWithZ Official · Douyin
ModelHF7
TypeProducts & reviews
Resolution720x960
Published2026-06-12 19:39
Released 2026-06-12Official

Bill of materials

Welder, accessories, consumables and parts used in this build; quantities and specs are editable Download BOM
AWithZ official
Nickel-plated steel strip
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from ¥5.9

Description

When 'handheld' meets 'supercapacitor', the limits of welding are redefined. AWithZ HF7 — the industry's first handheld capacitor spot welder, fully tested and revealed. #AWithZHF7 #Handheld #CapacitorSpotWelder #Battery

Li-ion safety

DIY lithium packs can catch fire: check cells for shorts before welding, always add a BMS, never skip insulation and fusing on high-current builds.

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