Lezyne Femto Rear lighting + Front lighting (set)

Front/Rear, 15 lm/7 lm, 2 x CR2032, LED, 31 g, black An ultra-compact, aluminum-bodied cycling light.
Ultra-compact, aluminum-bodied safety light with integrated lens switch. CM back cap designed with the Clip-On System provides versatile strapped or clipped mounting. Side Visibility lens extends beyond body to provide 180 degrees of visibility. 2 CR2032 batteries power a single white or red LED programmed with 1 solid and 4 flash modes. Replacement batteries available in 2 pcs and 8 pcs packs. Available individually or as front/rear pair combinations.

An ultra-compact, aluminum-bodied cycling taillight.
Ultra-compact safety light with integrated lens On/Off switch. Durable machined aluminum construction. Side Visibility lens extends beyond body to provide 180 degrees of visibility. Two replaceable CR2032 batteries power one bright LED. Up to 7 lumens with five output/flash options. Versatile 2-in-1 Clip-On System straps to bars or clips to loops. Available in seven unique anodized colors.