Function: 1. The concentrated energy absorbing fluorescent strip can last for 5 minutes, making it convenient to find the flashlight body at night. 2. The same type of spotlight, high transparency Fresnel lens, and "black technology" lens are used in lighthouses. 3. Strong light power LED beads, white light circular spot, a new generation of explosive white light LED beads. 4. Dual mode switch switching, suitable for more field conditions. G400Y: Power switch: weak light - medium light - strong light - SOS (long press infinite dimming) Strong light switch: burst light - double click to burst flash G401Y: Power switch: weak light medium light strong light SOS (long press infinite dimming) Strong light switch: burst light - double click to burst flash 5. Stretching and zooming are suitable for adjusting distance and proximity. 6. Super large capacity lithium battery, with long-lasting high brightness illumination, 4X18650 (2500MAH)/181350 (4000MAH) specification lithium battery 7. Two interfaces for charging and discharging, making universal devices more convenient. The perfect combination of TYPE-C fast charging and USB-A reverse charging 8. Standard threaded interface, can be used with brackets, brackets are not included in the product list 9. Waterproof design for daily life, fearless of wind and rain erosion (unable to be used underwater) Specifications: Size: BL-G401Y: 19.7 * 6.9cm Weight: BL-G400Y: 1450g BL-G401Y: 950g Actual lumen: BL-G400Y: 1500LM BL-G401Y: 1500LM Illumination distance: greater than 1000m Power: 30w Package: BL-G401Y： Flashlight * 1 Charging cable * 1 18650 lithium battery * 4 🔦 [Still worried about the flashlight not being bright enough?]: Try our high lumen flashlight. This rechargeable flashlight has high brightness and powerful functions, and is brighter than ordinary LED flashlights. A super bright flashlight can clearly illuminate things up to 3280 feet (1000 meters) in pitch black nights, effortlessly illuminating the entire room or backyard. 🔦 [Looking for a multifunctional charging flashlight?]: Charging flashlights can meet your needs! Equipped with a built-in fast charging chip, the charging speed is twice that of a regular USB flashlight. The four indicator lights on the brightest flashlight help to clearly understand the power of the flashlight (25%, 50%, 75%, 100%). (Attention: Please control the charging voltage below 5V, otherwise it may damage your LED flashlight) 🔦 [Flashlights often run out of battery quickly?]: Try our latest ultra powerful flashlight, which only needs to be charged in 3-4 hours and can provide the lowest efficiency for up to 12 hours. Used for camping, hiking, fishing, barbecue, dog walking, or any other outdoor activity you want 🔦 【 Satisfying various lighting needs 】: Our ultra bright flashlight has low light, medium light, strong light, and SOS (long press infinite dimming)Strong light switch: Burst on - Double click to burst. You can flexibly use it in different scenarios. You can freely switch between 7 modes. Long press for 2-3 seconds to turn off, no need to cycle mode to turn off. Whether you need to illuminate vast spaces or just need a reliable light source for your next camping trip, this flashlight can provide you with protection! 🔦 [Waterproof, Anti slip and Durable]: The waterproof grade of the flashlight is IPX7. It can be used normally in any adverse weather conditions. Like rain or snow. It is made of a durable aluminum alloy shell. Wear resistant.