
This isn't just a product
IT'S A SOCIAL MOVEMENT
SALt Lamp 2.0
Just add water and salt for 8 hours of light,
plus a USB port for emergency charging.
Product Specifications
Designed for public good.
How to Use
Guide on how to use the lamp.
Anode Replacement
You only need to replace the anode plate every 3 to 4 months, assuming the lamp is used for 8 hours daily.
Since 1957, the Good Design Award has served as Japan's only comprehensive design evaluation and commendation system. It attracts participation from numerous companies and designers, both domestic and international, who aim to improve industry and quality of life through design. The award’s symbol, the “G Mark,” is widely recognized as a hallmark of excellence in design.
In 2018, SALt’s flagship product earned the Good Design Award, receiving recognition from esteemed industrial designers across Japan.
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SALt 2.0 - Saltwater Emergency Light
$49.99SALt 2.0 is an off-grid lighting and power solution designed for remote and disaster-prone communities. Powered by saltwater and advanced metal-air fuel cell technology, this sustainable lamp provides reliable illumination and device charging without the need for conventional electricity. With a nominal 5V DC output and a rated power of 2W, it features a USB port for charging mobile devices and an internal 10,000mAh energy buffer for continuous use. Emitting 350 lumens of bright, daylight-white light, SALt 2.0 offers multiple lighting modes—including white and red LEDs—with a wide 120° beam spread ideal for ambient lighting. Built for longevity with solid-state LEDs rated for over 50,000 hours, it can deliver over 250 hours of illumination on a single anode plate refill. Compact, eco-friendly, and engineered for resilience, SALt 2.0 is more than a lamp—it’s empowerment through innovation.Ships 2025-10.QuantityComing soonHow It Works
Leveraging metal-air battery technology, we have engineered an optimized blend of materials and design that delivers a lifespan three times longer than existing solutions on the market.
1Electrodes
Our core, patent-pending technology and design.
2Electrolytes
Aqueous solution in the form of saltwater.
3Electricity
Generate power enough to light up your lantern.
About Us
SALt (Sustainable Alternative Lighting) is a Filipino social enterprise tackling energy poverty with sustainable innovation. Its flagship product—a saltwater-activated lamp using metal-air battery tech—offers a safe, eco-friendly alternative to kerosene for off-grid island and coastal communities.
Rooted in a strong social mission, SALt empowers families without electricity access by providing a lighting solution that runs on just salt and water—perfect for remote areas with scarce resources.
Donate to Communities
By collaborating with NGOs, foundations, and local government units (LGUs),
we are able to provide vital lighting assistance to underserved communities.
Hanunuo Mangyan Tribe
Brgy. Bulalacao, Oriental Mindoro
Situated in the southern part of Oriental Mindoro, we met with community representatives of the Hanunuo Mangyan tribe, who shared that many villages in Bulalacao remain unconnected to the power grid.
Target: 100 Lamps (Sponsored)
The Northern Tribe
Brgy. Buscalan, Tinglayan, Kalinga
The inspiration stemmed from life in the northern mountains of Kalinga, particularly in Brgy. Buscalan, where many villagers still rely on traditional kerosene lanterns as their primary source of light.
Target: 100 Lamps (Sponsored)
Barangay Gabi Families
Brgy. Gabi, Carles, Iloilo
While visiting the island of Carles in Iloilo, the local government shared with us the challenges their constituents face in living on rural islands in the Philippines.
Target: 500 Lamps (Donate)
People of Calayan
Calayan Island, Cagayan
Calayan is the most remote island our team has reached, with residents receiving just three hours of electricity daily. To help extend study hours for children, we provided safe, sustainable lighting.
Target: 100 Lamps (Sponsored)
Barangay Laiban Families
Brgy. Laiban, Tanay, Rizal
Tucked in the mountains, the rural village of Brgy. Laiban still lacks electricity. To support mothers with their daily chores, we're seeking sponsors to help us reach our lantern donation goal.
Target: 700 Lamps (Donate)
Barangay Pamintahan Families
Brgy. Pamintahan, Lipa, Batangas
Located in the heart of the city, these informal settlers have lived beneath the bridge for over eleven years without access to electricity.
Target: 100 Lamps (Sponsored)
Families of Masbate
The Island of Masbate
Visited the island of Masbate and held discussions with the city mayor on how we can support their constituents by providing an effective and cost-efficient lighting solution.
Target: 100 Lamps (Donate)
Barangay Papaya Community
Brgy. Papaya, Tingloy, Batangas
According to visitors who have been to the island, many households are in urgent need of affordable lighting solutions, particularly during the typhoon season.
Target: 400 Lamps (Donate)