ACR C-Light ACR C-Light H2On ACR C-Strobe ACR C-Strobe H2On Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.4 out of 5 stars 74 4.4 out of 5 stars 136 4.2 out of 5 stars 477 4.5 out of 5 stars 243 Price $19.25$19.25 $20.90$20.90 $19.66$19.66 $26.09$26.09 Lamp 20 Lumen White LED 20 Lumen White LED 45 Lumen White LED 45 Lumen White LED Activation Method Manually Activated Manual or Water Activated Manually Activated Manual or Water Activated Light Modes Steady On Steady On Strobe Strobe / Steady On / SOS Water Activation No Yes No Yes Battery Type Required 2 AA 2 AA 2 AA 2 AA Operational Life >30 hr at 30°C (>20 hr at -1°C) >30 hr at 30°C (>20 hr at -1°C) >120 hr at 30°C (>100 hr at -1°C) >120 hr at 30°C (>100 hr at -1°C) Accessories Included PFD Oral Inflation Tube Clip, Lanyard, Velcro Strap PFD Oral Inflation Tube Clip, Lanyard, Velcro Strap PFD Oral Inflation Tube Clip, Lanyard, Velcro Strap PFD Oral Inflation Tube Clip, Lanyard, Velcro Strap