Specification: Brand Beebest F300 (From XIAOMI Youpin) Battery 14500 Rechargeble lithium ion battery (Built-in) Battery capacity 700m Ah Operating temperature-20℃-60℃ Power interface Micro USBInput parameters 5V 1 A Mode Low, Medium, High, SOSLife time 65H / 4.5H / 1H (low-middle-high) Range 88m Lumens 300 lumens Charging time 3.5h Weight 110g Size 110mmx 23mm (Length x Diameter) Feature Functions: Output as a Power Bank Flashlight, Bike light, Camping tent lamp, etc Gift: diffuser as reading light Magnetic tail maintenance light USB rechargeable Feratures:4 Modes Dimming With 3 adjustable brightness levels & 1 function modes of SOS, it can provide most suitable light for you.USB Rechargebale Micro USB (Universal Serial Bus) rechargeable function, no need to remove the battery repeatedly, & mobile phone USB (Universal Serial Bus) output port High performance The working time is up to 270mins in MEDIUM mode. Flashlight working time & power bank discharge time are longer. Unique SOS Mode It is unique with the SOS mode. Press the function button to send a distress signal. Aluminium Alloy Shell With minimalist design, full of texture, lightweight & durable for use. Lightweight Weighs only 110g, with the size of 110mm x 23mm, you can take it anywhere, portable to carry.IPX7 Waterproof Can work in rains as bike light emergency camping light. Strong magnetic tail Can work as amaintenance light to repair car, or electric appliance. Package included:1 x Beebest F300 270min Powerful Rechargeable Flashlight 1 x Storage bag 1 x White diffuser