No battery, salt water can generate electricity, especially for camping, emergency, etc. PRINCIPLE: -Mg-air fuel cell is the power supply and the oxygen in air as (+),mg bar as (-) -The positive and the negative will have chemical reactions and generate electricity when pour in. -The positive and the negative have no reactions and mg bar can be stored for a long time when empty tank of saltwater. GREEN ENERGY: -It needs oxygen, saltwater, mg bar and other elements to generate. There elements are widely exist in nature. -In working, mg bar will produce mg(OH)2 which was used for stomach medicine and fire retardant and with non-toxic & environment friendly. USING FUNCTION: -10pcs LED wide angle lighting: it can be used for indoor emergency lighting and outdoor long time lighting. -The handle and wall hangers design: convenient to carry out and fixed indoor. -Power output design: connect USB cable to charge under-current device. SPECIFICATION: -LED 10 pcs:120 degree wide angle lighting -Lumen:100-110 ml -Dimension: W188*H110.5*D84mm -Weight: 400g/564g APPLICABLE SCOPE: -Disaster and emergency preparation -Hiking lighting -Camping lighting -Outdoor activities lighting at night MACARONS COLOR: -Red/White/Black INSTRUCTION: -Take off mg bar storage cover -Pour in 350ml saltwater -It can charge under-current device -Replace a new one when used up HOW TO USE: -Take off mg bar storage cover -Stoke 15 salt bag -Take out 15g salt bag -Pour 15g salt in the water -Pour 350ml water in the tank -Press power button to illuminate
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