Main features:¡ñ You could use it as a headlamp or wrist light or power bank for your phone¡ñ Suitable for bike riding、 camping、 hiking、 hunting、 etc.¡ñ Adjustable wristband and headband with this light keep your safety when you running or riding at night¡ñ 3pcs 350LM LED light gives out brightness light¡ñ Four lighting modes ( high brightness、 medium brightness、 strobe、 2 red light strobe ) are helpful for different occasions¡ñ water resistance and shock resistance ¡ñ 100000 hours lifespan ensures it durable¡ñ Easy to carry and useSpecification:¡ñ Input voltage: 5V¡ñ Power: 10W¡ñ Color temperature: 5000K¡ñ Model of LED beads: CREE-XML2、 5730Battery Type: 18650Body Color: BlackBody Material: Aluminum AlloyCharger: RechargeableColor: BlackEmitting color: Red、WhiteFlashlight Type: Headlamp、 Wrist Light、 Flashlight TorchFunction: Shock ResistantLight Source: LED BulbsLighting Distance: 100-200 mSupport Dimmer: 2-4 filesSwitch Mode: High/Low、StrobeWaterproof: YesWattage: 10WZoom: NoPackage weight: 0.391 kgPackage Size(L x W x H): 17.50 x 13.00 x 4.50 cm / 6.89 x 5.12 x 1.77 inchesPackage Contents: 1 x 3 in 1 LED Headlamp Wrist Light USB Power Bank Flashlight Torch、 1 x Wristband、 1 x Headband、 1 x USB Cable