Set-up Examples

Micro Arm action
Micro Arm action
Rotation Ring action
Rotation Ring action
Filter & Snoot set-up
Filter & Snoot set-up

Dimensions & Part names

Product Features




<Provided accessories>

YS Adapter Set, AC Adapter Charging Set, Maintenance Kit, Exclusive Case L, Light Module Cap, Battery Module Cap.



Light Module LM5K1300V  LM5K1300V


Battery Module BM3500B  BM3500B

Product Specifications

Emission angle 100°
Color rendering index
Total luminous flux Product output: 600 to 2200lm (Twin Light)
LED indication Remaining battery: Blue (50% or more)→Purple→Yellow→Red (5% or less)
Error Red flashing
Power supply Rechargeable lithium-ion battery, 3200mA/7.2V (23.04Wh)
Depth rating 100m, IPX8 (JIS Protection Class 8)
Dimensions Max. ø64.2mm x 150mm (without projections)
Weight 570g on land, 240g underwater
Materials & treatment Anticorrosive aluminum alloy/hard alumite, PC, optical glass/chemically strengthened glass
Continuous lighting period · 4-step brightness control continuous lighting period
OFF > 800lm/310min. > 1200lm/160min. > 1400lm/95min. > 1800lm/60min.
· Non-step brightness control continuous lighting period
600lm/550min. > 2200lm/45min.
· The lighting periods are standard values when the fully charged BM3500B is used.
· When the LED indicator turns red (5% remaining power), output is automatically fixed at 600lm and light continues to be provided for about 1hour.


System03 Standard Accessoris

*Light module unit, Battery Module unit, Provided accessories are sold separately.

  • YSAN-01
    YS Adapter Set YSAN-01
    Adapter for mounting the light source on an arm. Can be attached to the accessory mounting plate.*
    * With an Allen wrench
  • RGB-HG02
    Battery Module Cap RGB-CAP1
    During transportation, this cap protects the O-ring surfaces and contacts from dirt and also secures insulation. The bayonet mount facilitates secure attaching and detaching.
    Note: A waterproof function is not provided.
  • RGB-HG02
    Light Module Cap RGB-CAP2
    During transportation, this cap protects the O-ring surfaces and contacts from dirt and also secures insulation. The bayonet mount facilitates secure attaching and detaching.
    Note: A waterproof function is not provided.
  • ACBP-01
    AC Adapter Charging Set ACBP-01

    Includes an AC adapter and dedicated charging plug for recharging the Battery Module.

    The input is compatible with 100 to 240V AC. Three kinds of power plugs -types A, C, and BF- are available for international use.

  • RGB-MK01
    Maintenance Kit RGB-MK01
    Dedicated O-ring spare, O-ring remover, special silicone grease, and lintless cotton swab are included.
  • EC02
    Exclusive Case L EC02
    Case designed to accommodate the main modules, YS Adapter Set, Hand Grip 02, Condenser Lens, Maintenance Kit, and one optional filter.

Optional accessories

  • RGB-RR01
    Rotation Ring Adapter Set RGB-RR01
    New rotation mechanism that revolves the twin lights around the lens 360°, and original Micro YS Adapters.Connects directly to an M67 filter thread on a macro port or housing available from a housing manufacturer.Included YS Micro YS Adapter 2pcs
  • RGB-SUR1 M52-M67
    StepUp Ring  M52-M67 RGB-SUR1
    Exclusive adapter ring to convert Rotation Ring Adapter thread from M67 to M52. Equipped with a lock O-ring for preventing loosening. This Step Up Ring enable Rotation Ring Adapter to attach on a housing or lens port compatible with the M52 filter thread.Caution: Do not substitute a commercially available step-up ring M52-M67. Otherwise, the equipment may be damaged.
    Micro YS Adapter RGB-MYSA1
    A compact extension arm based on an original standard.Addition to the Rotation Ring Adapter Set makes possible lighting from various angles including the backlighting. Two sets are included in the Rotation Ring Adapter Set(RGB-RR01).
  • RGB-CF
    Color Filter
  • RGB-MSN1
    Micro Snoot Φ4 RGB-MSN1
    This adapter is used for pinpoint illumination of the subject while keeping the background dark. With an inner diameter of 4 mm and thread diameter of 25 mm, it can be attached directly on the Twin Light, as well as on a filter wheel or superimposed on the M25 Filter Ring.
  • RGB-FR01
    Filter RIng M25 RGB-FR01
    When an optional color filter or similar accessory is fitted into this ring, the ring can be attached to the Twin Light or filter wheel by screwing it on (note that the color filter is optional). It can also be superimposed on the Micro Snoot or Micro Light Blade. Thread diameter: 25 mm.
  • RGB-MLB1
    Micro Light Blade RGB-MLB1
    By cutting out part of the distributed light, the light blade reduces floating reflections for clearer illumination of the subject.
  • RGB-FW01
    Filter Wheel RGB-FW01
    When this filter wheel is attached to the Twin Light, you can instantly select from four kinds of effects, including filters and snoots, simply by rotating the wheel. The filters can be attached either directly or via filter rings. The Micro Snoot can also be attached. Thread diameter: 25 mm x 4.
  • RGB-MBA1
    Micro Ball Adapter RGB-MBA1
    This adapter is used to attach the Twin Light to a commercially available arm or clamp. Compatible ball diameter: 25 mm.
  • RGB-RSA2
    Rotary Shoe Adapter RGB-RSA2
    This adapter is used to clamp the underwater light on the shoe base of a camera housing. It can rotate a full 360°. The shape and dimensions of the dial knob have been modified to make it easier to attach or detach. A rubber section has been added to reduce rattling.
  • RGB-RSA2
    YS Extension RGB-YSEX1
    When combined with an underwater light such as the Rotary Shoe Adapter 2* or SYSTEM 01, the working range can be expanded, giving you more lighting options.
    * This accessory can also be combined with the previous Rotary Shoe Adapter.
  • RGB-BA01
    Ball Adapter RGB-BA01
    This adapter is used to connect the product to a commercially available arm clamp.
  • RGB-RC01
    Optical Connection Remote Controller RGB-RC01
    Controls up to two SYSTEM01/02 units through commercially available optical fiber cables (compliant to the SEA&SEA or OLYMPUS standard). Provided with an arm connection stay/screws and the brightness control, two-light switching and low battery alarm functions, and powered by a single "AA"-size battery.
  • RGB-MC01
    Memory Card Case RGB-MC01
    This weather-proof memory card case can hold up to 6 microSD, 6 SD, and 3 CF cards.
  • RGB-MAT1
    Maintenance Mat RGB-MAT1
    Measuring 40 x 50 cm and made of neoprene, this mat provides an excellent base for setting up your photographic equipment.

*Specifications may be subject to change without notice.
*GoPro® is a registered trademark of Woodman Labs, Inc. in the United States and other countries.