Model X818-1(fluorescent strip)/X818-2(no fluorescent strip) Light bulb White laser + 1*LED side light for backpack + 11*LED white light patches + 3*LED red light patches + 3*LED blue light patches Product size/net weight Headlamp: 8*8*8CM Battery backpack light: 8.8*6.5*3.7CM 246G Box size/gross weight 13*10*8.5CM 301G Material Aluminum alloy + ABS Switch Headlamp dual push-button switch (main light switch + sensor switch) Battery-powered backpack light with dual push-button switches (side light switch + LED patch switch) Battery 3*18650(not included) Charging method Type-C USB charging supports output Gear position Headlamp: Main light switch: strong light - weak light - rapid flashing. Strong and weak light are sensor-activated Battery-powered backpack light: Side light switch: high beam - medium beam - low beam LED patch switch: 11*LED white strong light - 11*LED white weak light - 3*LED red light + 3*LED blue light flashing Press for 5 seconds at any setting to turn off the device Zoom mode Telescopic zoom Waterproof rating IPX4 Lumen/Range 800-1200lm ≦600m Features Supports input and output, features a digital display, telescopic zoom, translucent fluorescent strip, multiple uses, battery pack can be detached and used as a work light, comes with magnets and hooks Indicator light Digital percentage LED power display. When charging, the LED display shows a green lightning symbol that stays on The package contains Detachable backpack headlamp + USB cable + color box 60pcs 52.5*40*37CM 17/18kg 1. Instructions for use: 1. Check the battery: Ensure the battery has power and is installed in the correct direction in the flashlight 2. When using a flashlight, choose the battery according to the flashlight's voltage and battery requirements. Do not use the wrong battery to avoid damaging the circuit board. Do not use batteries of different models and voltages simultaneously 3. During use, when the brightness of the flashlight changes significantly, turn off the flashlight to prevent over-discharging of the battery and recharge it promptly. Pay attention to the battery's waterproof, moisture-proof, and drop-proof features. When charging, according to the charger's charging speed, remove the battery in time after the indicator light changes, and do not overcharge 4. Batteries that are not used for a long time should be fully charged and kept in that state. It is recommended to recharge and discharge them again approximately every three months to avoid chemical corrosion 5. Keep the inner wall of the lamp cup clean; absolutely do not wipe it with your hands or hard objects. To remove fingerprints from the lens, use a cotton swab dipped in lens cleaner and gently wipe it 6. Do not expose the flashlight to sunlight, water, chemicals, or corrosive gases for extended periods to avoid damage to the flashlight 7. Non-professionals should not disassemble the flashlight to avoid damaging the circuit board. 2. Precautions: 1. Do not shine light directly into the eyes to avoid causing damage to them 2. Please do not use it with excessive voltage; the voltage should not exceed 4.2V. Do not place the battery upside down, otherwise the circuit board will be damaged 3. When charging, please pay attention to the positive and negative poles of the charger and avoid overcharging or over-discharging the battery to prevent damage to its lifespan (charging time is generally 5-8 hours) 4. In use When using a flashlight, check that all the screws are tightly tightened and not loose, otherwise it may result in the flashlight not lighting up or only lighting up dimly 5. The flashlight should be kept away from sunlight or high-temperature environments. After stopping use, please remove the battery, charge it fully, and store it in a cool, dry place 6. The company's flashlight has the ability to withstand water splashes in daily life and will not cause problems under normal rain conditions, but it does not have the capability to be submerged in water. Please do not use this flashlight for diving or leave it in water basins or bathtubs for extended periods of time 7. To maintain the smooth rotation of the O-ring (sealing rubber ring) and threads, please apply petroleum jelly oil or similar substance to their surface 2-3 times a year. 3. Charging instructions: Insufficient power should be replenished promptly to avoid affecting the battery's lifespan, and the battery should also be charged during long-term storage