【Thoughtful Design】 The easy-to-use power button allows for one-handed operation, providing light when you need it. With a clip, the penlight flashlight can also be used as a cap light for your convenience. 【Versatile】 The light body has an anti-slip design for a secure grip, and the surface has a military-grade hard oxidation-resistant treatment, resisting wear and rust over many years, keeping it clean and long-lasting. It's a reliable companion for camping, night fishing, mountain climbing, walking alone at night, crime prevention, self-defense, and during emergencies and disasters. 【Aluminum & IP65 Rainproof】 Made of aluminum, this durable flashlight won't break if dropped. It's also fine if it gets wet in the rain. 【Power Source】 Requires 2 AAA batteries or 2 AAA rechargeable batteries. Lighting mode: 1 type, a simple flashlight without zoom function. The switch button is located on the tail of the light.