| Model | INON D-2000 Type4 |
| Strobe Control Mode (*1) | S-TTL Auto / External Auto / Manual / TTL Auto (*10) |
| Connection (*1) | Wireless connection / Optical D Cable / Optical Cable / Optical D Slave Cable |
| Guide Number (*2) | 20 [without diffuser] 17 [with optional -0.5 White Diffuser] 12 [with optional -1.5 White Diffuser] |
| Settable Flash Output (*2) | 20(FULL) 17(-0.5) 14(-1) 12(-1.5) 10(-2) 8.4(-2.5) 7.1(-3) 5.9(-3.5) 5.0(-4) 4.2(-4.5) 3.5(-5) 3.0(-5.5) 2.5(-6) (13 steps in 1/2EV increments) |
| Settable Aperture Value (*3) | F1.4+1/2EV. - F11 (1/2EV.increments, 12steps) F1.4+1/2EV. - F11+1/4EV. (1/4EV.increments, 24steps) |
| Focus Light (LED) Intensity | 180lm (*4) |
| Beam Angle | 100_ x 100_ circular beam [without a diffuser] 110_ x 110_ circular beam [with a diffuser] 20_ [Focus Light (LED)] |
| Color Temp. | 5500K[flash light,without a diffuser] 5400K[flash light,with a diffuser] Approx. 6000K[Focus Light (LED)] |
Recycle Time (*5)(*7) | Approx. 1.8 seconds minimum: ["eneloop" batteries (*8)] Approx. 1.8 seconds minimum: [NiMH batteries (*9)] Approx. 2.3 seconds minimum: [Alkaline batteries] Approx. 2.5 seconds minimum: [Lithium 1.5V batteries] |
Flash Capacity (*5)(*7) | Approx. 420 flashes: ["eneloop" batteries (*8)] Approx. 520 flashes: [NiMH batteries (*9)] Approx. 400 flashes: [Alkaline batteries] Approx. 660 flashes: [Lithium 1.5V batteries] |
Focus Light (LED) operable duration (*6)(*7) | Approx. 3hrs 30 min: ["eneloop" batteries (*8)] Approx. 3hrs 30 min: [NiMH batteries (*9)] Approx. 2hrs 15 min: [Alkaline batteries] Approx. 4hrs 15 min: [Lithium (1.5V) batteries] |
Compatible Batteries | AA "eneloop"(HR-3UTG) x 4, or "new generation" NiMH batteries x 4 (*8) AA NiMH x 4 [good quality] (*9), AA Alkaline x 4, AA Lithium (1.5V) x 4 |
| Focus Light Mode | [Single mode] Shutter linked auto OFF (manually turns ON / turns OFF upon shutter release) [Continuous mode] Shutter linked auto OFF (manually turns ON / turns OFF upon shutter release / automatically turns ON after approx. 0.5 second) |
| Dimensions | Diameter: 99mm / 3.9in Height: 122mm / 4.8in Depth: 100mm / 3.9in (*Not including Slave Sensor and Arm Base) |
| Weight | [air] 544g / 19.2oz (without batteries) [underwater] Approx. 47g/1.7oz (with 4 "eneloop" batteries) |
| Working Temperature | 0_C30_C / 32_F86_F [*water temperature] |
| Storage Temperature | 0_C30_C / 32_F86_F [*air temperature] +50_C / 122_F (temporary allowable temperature limit) |
| Depth Rating | 100m / 328ft |
| Body Material / Color | Polycarbonate resin / red |
| Package Contents | Magnet, Magnet Screw, Magnet Screw Tighter, Spare O-ring (Battery Box), INON Grease, Light Filter Sticker_Red |