This is a headlight. It is made of ABS material, durable to use. With a buckle, allows you to attach the headlight on the bike in different diameter handle easily.It comes with fine workmanship, which ensures its durability and practicality. Features -Color: Black -Material: ABS -Size: 8.00X4.00X2.50cm/3.14X1.57X0.98in - Model: BC11 -Operation mode: Touch: strong light→medium light→low light→OFF Double-click: burst flash→slow flash→SOS→OFF Long press: enter forced constant -Power: white light 10W -Battery: 1200 mAh polymer lithium battery -Charging time: 1.5-2.5 hours can be fully charged -High brightness time: 300Lm for two hours -Range: 150 meters -Lighting duration: 2 hours of continuous use in high light mode, up to 10 hours in low light mode -Battery level display: three lights and -Adaptability: Suitable for 22 mm~35 mm handlebars. - The bike front light is made of ABS material, which is practical and durable for the use. - It comes with simple structure, very easy to install and remove. - The light is not only a headlight, but also a riding warning light. - Features the waterproof design, which means you can overcome rainy and snowy weather with it. - It has adjustable lighting modes, which can greatly meet your practical requirement. Package list: 1 x Bike lamp