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12v DC LED bulb. Electric current is divided into direct current and alternating current. Like household electricity, factory electricity is all alternating current, and alternating current has a relatively high voltage, which is generally industrial electricity and household electricity. DC stands for direct current. The voltage of direct current is very low. There are 5V, 12V, 24V.36V, etc., like the usual mobile phone chargers are direct current, and there are mobile power supplies.
DC12V LED bulbs are suitable for machine tools, tunnels, cold storage, ships, mines, basements, etc. It cannot be used directly in 110v or 220v voltage circuits. Excessive current will damage the bulb.
You can connect the battery directly with the wire clip, and the bulb can be lit directly, which is very convenient to use. You can also use the E27 base to connect it to the lamp holder.
LED bulbs of different power have different numbers of lamp beads inside, the higher the wattage, the more the number of lamp beads. The maximum power of the DC 12V bulb can be 18w. The shell is made of PC plastic-clad aluminum material and aluminum substrate for heat dissipation. Lumens is 100lm/W. Each lamp will be individually packaged. A box of 100 bulbs. Our minimum order quantity is 500 pieces.
http://www.yumiledlighting.com/
