LED Headlamp 2400 Lumen Brightest Headlamps Flashlight 18650 Rechargeable Headlight Battery Powered Waterproof 4 Modes Head Lights for Camping Hiking Running Adjustable Strap 2 Batterie 3LEDs

Main features: Red light warning: The battery compartment features LED red warning light design on the back, which makes it safer for people in dark places. Waterproof switch: Waterproof middle rubber switch, soft material, lightly touch to change lighting mode. Tail battery compartment: The USB rechargeable battery compartment is designed to hold either 1 or 2 18650 batteries. You can connect the USB cable to the charging port to charge the batteries. Intelligent power detection: The 4 blue lights on the back of the battery compartment can show the power of the battery. During use of the headlamp, the indicator light gradually decreases as the battery power decreases. The indicator light reduced by one means the battery level reduced by approximately 25%.When the indicator light left only one light, it is needed to charge the battery. Limited charge voltage 4.15V, Limited discharge voltage 2.7v. Prevent the battery from over-charging and over-discharging to extend the battery life. IP4 waterproof rating. Please don’t put the headlamp into water. Suitable occasions: Camping, hunting, fishing, adventure racing, climbing, trekking, riding, caving, reading. Specification: Lamp beads model: CREE-T6 Lens material: Flat lens Working modes: 4 modes Battery: 2*18650 batteries(included), 4000mAh Brightness: 2400 lumen Product material: Aluminum alloy, plastic Working voltage: 3.7V Color temperature: 6000K Product color: Gold and black Waterproof rating: IP4 Focus: Telescopic focus Irradiation distance: 300m Charging time: 3-4h Usage time: 7-8h Product weight: 0.65lb(batteries included) Package weight: 0.75lb Size: Max. headband circumference is up to 23.6in/60cm, min. is about 19.7in/50cm without stretching Package size: 4.5x4.2x3.8inch Contents: 1 x Headlamp 1 x USB cable 1 x User manual 2 x 18650 batteries