[Ultra High Brightness 4000 Lumens] This light source uses the most advanced high power XHP70 LED in USA and is six times brighter than traditional LED lamp beads. The service life is over 100,000 hours and the maximum brightness is 4000 lumens. It is the best partner for climbers and campers. [Five-mode dimming] Five light modes (high brightness, medium brightness, low brightness, SOS flash off), one button switch, weight 340g, so that the elderly or children can use the lamp of one hand pocket. In each report, hold for 5 seconds and press again to close. [IPX4 waterproof and shockproof]: XHP70 LED flashlight has strong and durable lighting ability, and the sturdy aluminum body can prevent scratches, abrasion and corrosion. The flashlight with IPX4 waterproof and non-slip handle makes the flashlight very suitable, It is the first choice for camping, hiking, fishing, night running and power outages and has always been popular with the public. [USB charging + 5000mAh large capacity] The hiking flashlight uses a USB charging port, supports charging with mobile devices, supports 18650, 26650 (5000mAh), AAA, a continuous operating time going up to 2-6 hours and gives you enough for camping and mountaineering lighting. [Free telescope zoom] The flashlight is equipped with advanced technology which enables free telescope zoom and freely adjust the exposure area as needed to avoid dust and ensure the excellent performance overall product. Parameters of the function: 1. LED: XHP70-LED. The lifespan is up to 100,000 hours.Battery: 1 * 26650 rechargeable lithium battery. Battery capacity: 5000MAH 2. Operating voltage range: 2.8-4.5 V. 3. Charging input voltage and current: 5V / 1A 6. Material: Aerospace Grade Aluminum Alloy 7. Weight: 205 grams (without batteries) 8. Size: 165mm * 40mm * 33mm 9. Size after enlargement: Size: 180mm * 40mm * 33mm 10. Irradiation range: about 500 meters 11.IPX4 life waterproof (do not immerse in water) Precautions 1. The brightness of the flashlight is very high, please do not directly illuminate human eyes. 2. Avoid immersing the LED flashlight in water directly as this will affect the performance of the device