... color: green, transparent, white, black, etcBulb space: usually 10cm Extension cable length: usually 2mTwo working modes: continuous lighting, flashing or ... but the unlimited solar energy 2. No electricity,outlet or extension cord required 3. New design, powered by solar energy, no ... or DC power needed, safe & convenient 4. No dangerous extension leads 5. Waterproof, suitable for indoor and outdoor use ...