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Description
A high-lumen, USB rechargeable headlamp for professionals who need hands-free light with a wide range of output and long run time.
The ProTac 2.0 headlamp is built around a 6000 series machined aircraft aluminum body with an anodized finish and a gasket sealed glass lens, giving it an IP64 dust-tight and water-resistant to 2m rating together with 2m impact resistance tested.
Power comes from one SL-B50 protected Li-Ion USB rechargeable battery pack, which charges inside the light itself, and the headlamp comes with rubber and elastic head straps and a USB-C cord.
Key features
- High-lumen output — Delivers up to 2,000 lumens on High, with 650 lumens on Medium and 110 lumens on Low.
- Long beam distance — Throws a beam up to 241 m on High, 130 m on Medium and 55 m on Low.
- Extended run time — Runs for 2.25 hrs on High, 4.5 hrs on Medium and 25 hrs on Low.
- USB rechargeable battery — Uses one SL-B50 protected Li-Ion USB rechargeable battery pack that charges inside the light.
- TEN-TAP programming — A TEN-TAP programming switch lets the user select High/medium/low (factory default), High only, or Low/high, with one-handed momentary and constant on operation.
- Durable, sealed construction — Machined from 6000 series aircraft aluminum with an anodized finish and a gasket sealed glass lens, rated IP64 dust-tight and water-resistant to 2m with 2m impact resistance tested.
- Compact and light — Measures 12.5 cm (4.92 in) in length and weighs 297 g (10.48 oz) with the battery fitted.
- Ready to wear — Supplied with rubber and elastic head straps and a USB-C cord for charging.
Typical applications
- Hands-free lighting for technical and maintenance work
- Search and inspection tasks in low-light conditions
- Outdoor and field work where a compact, durable light is needed
- General duty hands-free lighting for professional users
Technical specifications
| Light output, High | 2,000 lumens / 14,500 candela / 241 m beam distance / 2.25 hrs |
| Light output, Medium | 650 lumens / 4,200 candela / 130 m beam distance / 4.5 hrs |
| Light output, Low | 110 lumens / 750 candela / 55 m beam distance / 25 hrs |
| Battery | One SL-B50 protected Li-Ion USB rechargeable battery pack |
| Charging | Charges inside the light |
| Body | 6000 series machined aircraft aluminum with anodized finish |
| Lens | Gasket sealed glass lens |
| Ingress protection | IP64 dust-tight and water-resistant to 2m |
| Impact resistance | 2m impact resistance tested |
| Length | 12.5 cm (4.92 in) |
| Weight | 297 g (10.48 oz) with battery |
| Colour | Black |
In the box
- 1 × ProTac 2.0 Headlamp, black
- SL-B50 battery pack
- Rubber and elastic head straps
- USB-C cord
Model information
| Brand | Streamlight |
| Model | ProTac 2.0 Headlamp, Black |
| MPN | 89001 |





