[USB rechargeable, 1500mAh large -capacity battery] Durable, eco -friendly USB rechargeable type that does not require batteries. Full charge in about 3 hours from the MicroUSB port. Sensor mode HIGH (4 hours), Low (8 hours), flashing (15 hours) can be used for a long time with one charge.. [Sensor mode & 3 -step litness mode] Bicycle lights have high brightness LED lights, so they can be used in bright light in various places.. The sensor mode is automatically turned on in a dark place and is automatically turned off in bright places.. It can also be used manually, is equipped with three types of High, Low, and blinking, which is very good in any scene.. [IPX4 Waterproof performance] IPX4 It is suitable for various situations such as rain and sports because it is equipped with waterproof performance.. Of course, as a bicycle light, you can use it as an emergency light, where you need camps and lights.. [Easy installation without construction] Easy to use by bicycle by attaching the included dedicated installation band. Anyone can easily install it. "Vertical" 10cm "horizontal" 3.3cm "width" approx. 3cm [Accessories] Charging cable dedicated installation band body instruction manual (foreign language) [Notes] Because it becomes an overseas product, there may be fine scratches on the body. I'm sorry. (Return or exchange is not possible. ) #Bi Bicycle Light#Camp#point and#emergency light#blackout#flashlight#Earthquake countermeasures#Night fishing