1. ANGLE ADJUSTABLE: LED headlamp flood lighting angle of 100 degrees, flashlight body can be rotated up and down 180 degrees.2. RECHARGEABLE BATTERY: LED head torch can charge the lithium battery quickly and safely, and can automatically stop charging when fully charged.3. USB INTERFACE: LED head flashlight adopts concealed Type C charging interface design to effectively protect the interface.4. IPX6 WATERPROOF: LED flashlight headlamp adopts IPX6 outdoor waterproof design, fearless of wind and rain, dustproof and waterproof.5. MEMORY FUNCTION: USB rechargeable headlamp stays in any gear for 5S and above, and reverts to the previous gear when the light is turned on again.Specification:Item Type: LED HeadlampProduct Material: Aluminum AlloyProduct Model: HP300Charging Interface Type: Type C USB ChargingCharging Indication: Red When Charging, Green When Fully ChargedAdjustment: The Light Body Can Be 180 Degrees to Adjust The Irradiation DirectionCharging Voltage: 5V 1ALine Protection: Anti Reversal Structure Design, That Is, The Battery Installed in Reverse Can Not Work But Does Not Damage The ProductBattery Information: 2000mAh Lithium Battery (Shipped with Matching Battery)Charging Time: 3?4hEndurance: 2?12 HoursWaterproof Rating: IPX6Product Size: Diameter Approx. 2.5cm/1.0in, Length Approx. 9cm/3.5inHow to Use:1. HP300 white and red light gear mode: main light ( high light ), main light ( medium light 40% ), main light ( low light 15% ), attached light ( red light high light ), attached light ( red light flashing ), double click switch ( white light SOS mode )HP300 white and green light gear mode: main light ( high light ), main light ( medium light 40% ), main light ( low light 15% ), attached light ( green light high light ), attached light ( green light flashing ), double click switch ( white light SOS mode )2. Gear memory function, stay in any gear fo