Don't get carried away by this rear LED light's compact size. It has a shining power of 20 lumens and a decent battery time! Choose from a variety of shining modes.
+ decent visibility due to the power of 20 lumen
+ choose the level of luminosity
+ montage is easy with a durable silicone strap
+ works with two 2032 batteries included in the package
+ battery: CR2032 2 / PCS, Size: 4.0 x 5.7 x 2.8 cm, IPX4