Based on this product's specifications, here are some alternatives and similar models
Headband flashlight Ledlenser HF6R Core Black 800 lm IP68
Summary description:
The Ledlenser HF6R Core is a black headband flashlight made of aluminum. It features a powerful 800 lm LED lamp, IP68 protection, and operates in temperatures from -20 to 40 °C. Weighing only 126 g, it is lightweight and comfortable for extended use. With a 7-year warranty, it is designed for durability and reliability.