Material: aluminum alloyBattery capacity: 3000 mahSize: 153*40*40mmWaterproof grade: life waterproof  

Features:Suitable for outdoor activies, like cycling, camping, caving etc.Keep your head warm, comfortable wearing and it is breathable to keep dry.Built-in 6LED head light.Its size is adjustable according as your need.Easy to use: light turns on with the button!Easy charging: usb charging makes this hat incredibly easy and convenient to charge!Andrew mobile phone charge cable charging, no need to be equipped with other charge cable.Soft and comfortable,and suitable for most people without the sex difference.Specifications:Material:acrylicColor: black,blue,red,silverSize: 22x20.5cmLight source: LEDLED quantity: 6pcBattery: built-in lithium batteryCharge: micro standard interface

Material: ABSOrigin: ZhejiangBattery capacity: 1200mahPower supply: rechargeablePower: 5WColor: gold, silver, matte black

Battery capacity: 2 * 26650/2 * 18650 (not included)Power supply form: batteryPower: 25WLight source form: LEDArticle number: 1909/1907

Material: plasticBombilla: SMD 3030Temperatura de color: 6000KLúmenes: 80LMVoltaje: 5V

Specifications:                                                          ...

[Lamp bead model]: 1 L2 2 T6 two COB light sources.[Lens material]: flat lens[Working position]: Mode 1: L2 main light is on-two auxiliary lights are on-main and auxiliary lights are...