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Technik Rechargeable LED Headlamp IPX4 with Maximum Brightness 400lm H21
Flash Lights

Technik Rechargeable LED Headlamp IPX4 with Maximum Brightness 400lm H21 Code: 113741

The Technik H21 rechargeable headlamp offers exceptional brightness of 400 Lumens in a lightweight and compact body, suitable for night running, hiking, camping, and tasks that require hands-free use....

The Technik H21 rechargeable headlamp offers exceptional brightness of 400 Lumens in a lightweight and compact body, suitable for night running, hiking, camping, and tasks that require hands-free use.

It features a powerful TG3 3535 LED (6000K-7000K) with a maximum output of 400 Lumens and a lighting range of up to 70 meters. It includes 3 main modes and 4...

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Top specs

  • Lumen

    Shows how bright the lens is, the more lumens there are, the brighter the lens is.

  • Protection Certification

    IP (Ingress Protection) is an international standard (IEC 60529) that indicates the level of protection an enclosure offers against solid particles (dust) and water.

    IP54 → resistant to dust and splashes (indoor / mild outdoor environment).

    IP65 → completely dust-tight + resistant to water jets (very good for general outdoor use).

    IP67 → completely waterproof + withstands temporary immersion (e.g. construction sites, outdoor areas with heavy rain).

    IP68 → continuous use underwater (special applications, not typical for flashlights).

  • Rechargeable

    Operates with removable or built-in rechargeable batteries.

  • Battery Type

    Built-in Battery

    It is built into the device and charges via a charging port, without requiring replacement.
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Description

Description

The Technik H21 rechargeable headlamp offers exceptional brightness of 400 Lumens in a lightweight and compact body, suitable for night running, hiking, camping, and tasks that require hands-free use.

It features a powerful TG3 3535 LED (6000K-7000K) with a maximum output of 400 Lumens and a lighting range of up to 70 meters. It includes 3 main modes and 4 brightness levels, including Turbo mode and a red flashing light for signaling.

Weighing only 28 grams and featuring an adjustable head, it fits comfortably on the head without strain. It has a built-in clip for easy attachment to a hat, clothing, or gear.

It integrates a Lithium-Polymer 3.7V 2000mAh battery, providing up to 4 hours of continuous operation on a single full charge. It fully charges in 2 hours via USB Type-C and features an LED charging indicator.

Certified with an IPX4 waterproof rating for protection against rain and water splashes, as well as resistance to drops from heights of up to 1 meter.

  • Dimensions: 4.2 x 3.4 x 3.2 cm
  • Brightness: 400 lm
  • Beam Range: up to 70 m
  • Maximum Operating Time: up to 4 hours
  • Charging Time: 2 hours
  • LED Type: 6000K - 7000K
  • Battery: 1 x 3.7 V 2000mAh 702121 Li-Po (Built-in Rechargeable)
  • Charging Port: USB Type-C
  • Waterproof Rating: IPX4
  • Drop Resistance: 1 meter
  • Material: ABS
  • Weight: 0.300 kg

Manufacturer

Manufacturer Details

Warnings & Safety Information
See full description

Specifications

Specifications

Product Number
113741

Dimensions

Type
Head

Type

Head
Worn on the head, leaving hands free. Used in outdoor activities, work, or climbing.
Rechargeable
Yes

Rechargeable

Operates with removable or built-in rechargeable batteries.
Weight
28 gr

Charge Type

Dynamo
No

Dynamo

Operates without batteries, with a handle rotation or repeated button press, ideal for emergencies.
Solar
No

Solar

Incorporates a solar panel and charges from solar energy, suitable for outdoor activities and emergency situations.
USB
Yes

USB

Charges via USB cable, either from a computer or another source
With charger
No

With charger

Uses a charger for quick and safe recharging of the flashlight or its battery.

Lighting Specifications

Lumen
400 lm

Lumen

Shows how bright the lens is, the more lumens there are, the brighter the lens is.
LED
Yes
UV
No

UV

Emits ultraviolet (UV) radiation for stain detection, banknote inspection, or special applications.
SOS
No

SOS

SOS emergency light emission mode for emergencies or alerts.
Strobe
No

Strobe

The strobe function is a mode that makes the flashlight blink rapidly, producing a pulsating light. Suitable for safety, cycling, and emergency situations.

Additional Features

Magnetic
No

Magnetic

With a built-in magnet, allowing it to stick to metal surfaces, such as cars, tools, or machines. 
Zoom
No

Zoom

Allows focusing the light beam from wide illumination to a narrow and strong beam.

Usage

Tactical
No

Tactical

Designed for professionals in demanding environments, such as security forces
Dual Function
No

Dual Function

Offers powerful, focused light for long-distance projection and wide, diffused light for area illumination. 

Durability & Protection

Explosive-proof
No

Explosive-proof

Constructed from materials and technology that limit the risk of ignition. Suitable for hazardous atmospheres such as industrial or mining zones.
Protection Certification
IPX4

Protection Certification

IP (Ingress Protection) is an international standard (IEC 60529) that indicates the level of protection an enclosure offers against solid particles (dust) and water.

IP54 → resistant to dust and splashes (indoor / mild outdoor environment).

IP65 → completely dust-tight + resistant to water jets (very good for general outdoor use).

IP67 → completely waterproof + withstands temporary immersion (e.g. construction sites, outdoor areas with heavy rain).

IP68 → continuous use underwater (special applications, not typical for flashlights).

Batteries

Battery Type
Built-in Battery

Battery Type

Built-in Battery

It is built into the device and charges via a charging port, without requiring replacement.
Battery Type
3.7V

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Description & Specifications

Product Number
113741

Dimensions

Type
Head

Type

Head
Worn on the head, leaving hands free. Used in outdoor activities, work, or climbing.
Rechargeable
Yes

Rechargeable

Operates with removable or built-in rechargeable batteries.
Weight
28 gr

Charge Type

Dynamo
No

Dynamo

Operates without batteries, with a handle rotation or repeated button press, ideal for emergencies.
Solar
No

Solar

Incorporates a solar panel and charges from solar energy, suitable for outdoor activities and emergency situations.
USB
Yes

USB

Charges via USB cable, either from a computer or another source
With charger
No

With charger

Uses a charger for quick and safe recharging of the flashlight or its battery.

Lighting Specifications

Lumen
400 lm

Lumen

Shows how bright the lens is, the more lumens there are, the brighter the lens is.
LED
Yes
UV
No

UV

Emits ultraviolet (UV) radiation for stain detection, banknote inspection, or special applications.
SOS
No

SOS

SOS emergency light emission mode for emergencies or alerts.
Strobe
No

Strobe

The strobe function is a mode that makes the flashlight blink rapidly, producing a pulsating light. Suitable for safety, cycling, and emergency situations.

Additional Features

Magnetic
No

Magnetic

With a built-in magnet, allowing it to stick to metal surfaces, such as cars, tools, or machines. 
Zoom
No

Zoom

Allows focusing the light beam from wide illumination to a narrow and strong beam.

Usage

Tactical
No

Tactical

Designed for professionals in demanding environments, such as security forces
Dual Function
No

Dual Function

Offers powerful, focused light for long-distance projection and wide, diffused light for area illumination. 

Durability & Protection

Explosive-proof
No

Explosive-proof

Constructed from materials and technology that limit the risk of ignition. Suitable for hazardous atmospheres such as industrial or mining zones.
Protection Certification
IPX4

Protection Certification

IP (Ingress Protection) is an international standard (IEC 60529) that indicates the level of protection an enclosure offers against solid particles (dust) and water.

IP54 → resistant to dust and splashes (indoor / mild outdoor environment).

IP65 → completely dust-tight + resistant to water jets (very good for general outdoor use).

IP67 → completely waterproof + withstands temporary immersion (e.g. construction sites, outdoor areas with heavy rain).

IP68 → continuous use underwater (special applications, not typical for flashlights).

Batteries

Battery Type
Built-in Battery

Battery Type

Built-in Battery

It is built into the device and charges via a charging port, without requiring replacement.
Battery Type
3.7V

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Description

The Technik H21 rechargeable headlamp offers exceptional brightness of 400 Lumens in a lightweight and compact body, suitable for night running, hiking, camping, and tasks that require hands-free use.

It features a powerful TG3 3535 LED (6000K-7000K) with a maximum output of 400 Lumens and a lighting range of up to 70 meters. It includes 3 main modes and 4 brightness levels, including Turbo mode and a red flashing light for signaling.

Weighing only 28 grams and featuring an adjustable head, it fits comfortably on the head without strain. It has a built-in clip for easy attachment to a hat, clothing, or gear.

It integrates a Lithium-Polymer 3.7V 2000mAh battery, providing up to 4 hours of continuous operation on a single full charge. It fully charges in 2 hours via USB Type-C and features an LED charging indicator.

Certified with an IPX4 waterproof rating for protection against rain and water splashes, as well as resistance to drops from heights of up to 1 meter.

  • Dimensions: 4.2 x 3.4 x 3.2 cm
  • Brightness: 400 lm
  • Beam Range: up to 70 m
  • Maximum Operating Time: up to 4 hours
  • Charging Time: 2 hours
  • LED Type: 6000K - 7000K
  • Battery: 1 x 3.7 V 2000mAh 702121 Li-Po (Built-in Rechargeable)
  • Charging Port: USB Type-C
  • Waterproof Rating: IPX4
  • Drop Resistance: 1 meter
  • Material: ABS
  • Weight: 0.300 kg

Manufacturer

Manufacturer Details

Warnings & Safety Information
22,80 €
14,00 €   shipping cost