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ACR C Light - manual activation
ACR C Light - manual activation
ACR C Light - manual activation

Approved by USCG/SOLAS

Simple twist on/off manual activation

Slim, lightweight and versatile design

Manually activated

Steady (not flashing) LED light

Impressive Battery Life TEST


More Information

The ACR H2O C-Light is a manually activated, steady (not flashing) personal distress LED light with dramatically improved operating life.

This waterproof light is tiny yet rugged, and has a 20 lumen LED that typically operates for 30 hours continuously.

Approved by USCG/SOLAS with simple twist on/off manual activation and suitable for multiple outdoor uses.

The slim, lightweight and versatile design fits easily in a pocket or hangs discreetly when attached to a life jacket or backpack with pliable Velcro® strap attachment loops to facilitate multiple mounting options.

Supplied with Lifejacket Clip - designed to conveniently slide over the oral inflation tube for permanent attachmnet inside your lifejacket.

Also available in a water activated model.


  • For location assistance during low-light emergencies
  • Exceedingly bright 20 Lumen White LED
  • Extensive continuous operating life of greater than 30 hours
  • Waterproof – Tested for 24 hrs at 3.3 ft. (1m)
  • Easy twist On/Off activation
  • Impact resistant case
  • Uses two “AA” 1.5V batteries (not included)
  • USCG/SOLAS Approved
  • Suitable for varied outdoor pusuits
  • Velcro® strap includes for use in conjunction with integral lashing loops for mounting flexibility
  • PFD clip included for easy attachment to oral inflation tube
Product Number ACR 3963.1
Size 5.06" x 1.38" x 1.2" (12.85 x 3.5 x 3.0 cm)
Weight 1.2 oz (33 g) without batteries
Operational Life >30 hr at 30°C (>20 hr at -1°C)
Operation Manual twist On/Off
Activation Method Manual Activation Only
Waterproof Tested for 24 hrs @ 3.3 ft (1m)
Lamp 20 Lumen White LED
Light Type Steady On
Battery 2 AA batteries (not included)
Certification USCG/SOLAS, CE, Transport Canada
Reverse Battery Protection Yes
Accessories (with carded version) PFD Clip, Lanyard, Velcro Strap
Manufacturer Warranty 1 year
D Duracell Batteries
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ACR C Light

USCG/SOLAS Approval certificate

Download (179.19KB)

ACR C-Light

Specifiction Datasheet

Download (4.15MB)