Road Work / Vehicle Emergency Warning Light

HB-331 triangle warning light with rechargeable and battery options.

HB-331 is built for temporary work areas, road lanes, construction warning and vehicle breakdown visibility. It gives buyers a clear choice between Type-C rechargeable supply and 3 x AAA battery supply.

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HB-331 rechargeable and battery triangle warning light

HB-331 triangle warning light application scene

Key Features

Why buyers choose HB-331

Triangle safety shape for fast recognition in work zones
30 yellow warning LEDs plus 3 white SMD work lights
5 selectable modes for emergency and work-light use
Rechargeable and battery versions for different order programs
Good comparison model with HB-330 for triangle warning light buyers

Version Compare

HB-331 rechargeable vs battery type

Rechargeable version	Type-C charging, about 2.5 hours charge time, charging cable included.
Battery version	3 x AAA dry cell design for portable warning kits and backup stock.
Rechargeable runtime	White 11.5h / front flash 16.5h / side flash 3.5h / double flash 3h / running light 10h.
Battery runtime	White 12.5h / front flash 18h / side flash 4h / double flash 3.5h / running light 11h.

Specifications

Product details

Product size	11.2 x 10.1 x 3.3 cm
Single weight	123 g
Rechargeable packing	119 x 37 x 105 mm / 11.9 x 3.7 x 10.5 cm
Battery packing	116 x 37 x 105 mm / 11.6 x 3.7 x 10.5 cm
Material	PC + TPR + ABS
Light source	30 yellow LEDs + 3 white SMD
MOQ	100 PCS, sample and mixed quotation can be discussed

Applications

Common buyer use cases

Procurement Support

Use HB-331 when buyers need a clear triangle work-zone warning light.

Send the version, quantity, target market and packaging requirements. HENGBO can prepare a comparison quotation for HB-331, HB-330 and other roadside warning light models.

Request mixed quotation Compare HB-330 How to choose warning lights Roadside safety sourcing

Buyer FAQ

Questions about HB-331

Does HB-331 have rechargeable and battery versions?

Yes. HB-331 is available as a Type-C rechargeable warning light and as a 3 x AAA battery warning light.

How is HB-331 different from HB-330?

HB-331 uses a slightly thicker body, 30 yellow LEDs plus 3 white SMD, and is often selected for work areas and temporary lane visibility.

Can I quote HB-330 and HB-331 together?

Yes. Many buyers compare HB-330 and HB-331 together for triangle warning light programs, retail packs and OEM packaging.