Manufacturer-documented model guide
Goal Zero Lighthouse 600
May fit: A household that wants a shared light source and can keep it charged, accessible, and within its stated operating temperature.
Consider another setup: An existing battery lantern or flashlight that already gives the household safe, usable light.
Manufacturer research; no hands-on testing. Source records checked on 2026-10-05.
The Goal Zero Lighthouse 600 (US SKU 32010) is a rechargeable lantern for shared room or table-area light. Goal Zero lists one-side or two-side output, a 5,200 mAh lithium-ion battery, and a low-power USB output. It is a lantern, not a household backup battery or a dependable phone-charging plan.
Quick answer
Decide whether shared light is worth battery maintenance
Consider where the lantern can sit or hang securely, which side/mode is sufficient, and who needs to reach its controls. Lumens do not establish room coverage. Keep flashlights or headlamps for movement and a separate plan for phone power.
Review outage lighting and access fallbacksSeparate shared light from task lighting
Goal Zero identifies the Lighthouse 600 as SKU 32010 and lists up to 600 lumens, with one or both lighting sides available. This makes its decision different from a headlamp: consider where shared light is useful and whether it can sit or hang securely. Lumens alone do not tell you the usable brightness across a particular room, and this guide contains no room-lighting test.
Compare each brightness mode with the time you need
Goal Zero lists an 18.98 Wh lithium-ion battery and manufacturer run times of five hours on high or 320 hours on low with one side lit, and 2.5 hours on high or 180 hours on low with both sides lit. Those mode-specific figures are not a guaranteed outage duration. Choose the brightness and coverage that the task requires, then test how long the household's chosen setting lasts before relying on it.
Plan charging and temperature as maintenance
Goal Zero lists an operating range of 32–104°F, about six hours for USB charging, and advises charging the stored lantern every three months. Its product details give USB output up to 5 V and 1.5 A (7.5 W). That output can be too limited for a household's phone plan, so do not count it as a power bank. Keep a reminder to check the battery, recharge it on schedule, and follow the current manual.
Verified source record
Manufacturer specifications used in this guide
Each figure links to the product page or manual used for that field, with its own check date. Manufacturer specifications are not independent performance measurements. Source records checked on 2026-10-05. We have not tested this model hands-on.
- Listed light output and modes
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600 lm; one or both lighting sides can be selected
Checked 2026-10-05. Source for Listed light output and modes (opens in a new tab)
- Battery
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18.98 Wh (3.65 V, 5,200 mAh) Li-ion NMC
Checked 2026-10-05. Source for Battery (opens in a new tab)
- Manufacturer runtime by mode
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One side: 5 h high / 320 h low; both sides: 2.5 h high / 180 h low
Manufacturer figures are mode-specific; household runtime depends on selected brightness, battery condition and temperature.
Checked 2026-10-05. Source for Manufacturer runtime by mode (opens in a new tab)
- USB output
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5 V, up to 1.5 A (7.5 W maximum), regulated USB output
Checked 2026-10-05. Source for USB output (opens in a new tab)
- Dimensions
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4.5 × 5 × 6.5 in
Checked 2026-10-05. Source for Dimensions (opens in a new tab)
- Listed weight
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1.1 lb (498 g)
Checked 2026-10-05. Source for Listed weight (opens in a new tab)
- Operating temperature
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32–104°F (0–40°C)
Checked 2026-10-05. Source for Operating temperature (opens in a new tab)
- Storage care
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Goal Zero support recommends recharging every 3 months; product specification says every 3–6 months
Use the more frequent support instruction for the guide's maintenance reminder.
Checked 2026-10-05. Source for Storage care (opens in a new tab)
- Listed charge time
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About 6 h by USB source or Nomad 10 solar panel
Checked 2026-10-05. Source for Listed charge time (opens in a new tab)
- The 7.5 W USB output is limited; the lantern is not a substitute for a dedicated phone power bank or household backup-power system.
- Maximum-brightness runtime is much shorter than low-mode runtime. State the mode alongside every runtime figure; do not imply a guaranteed overnight result.
- Goal Zero lists 32–104°F operating temperature and periodic recharge during storage. Keep it within the stated range and include battery checks in household maintenance.
What remains unknown
- No room-illuminance or household usability test was performed; lumens do not establish how evenly a room is lit.
- Current exact-model US merchant listing identity, offer terms, and image rights are not part of this record.
- No exact compatible solar-panel configuration beyond the named Nomad 10 charging-time statement was independently compared here.