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The Honolulu Advertiser
Posted on: Thursday, November 27, 2008

ARE YOU BUYING THIS?
Newer LED Christmas lights save energy, money

By Robbie Dingeman
Advertiser Columnist

Hawaii news photo - The Honolulu Advertiser

Inspect Christmas trees for loose needles and branches before buying one. And don't forget to keep the tree stand filled with water once you get it home.

ADVERTISER LIBRARY PHOTO | 2004

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SOME CHRISTMAS DO’S AND DON’TS, FROM THE EXPERTS

Folks at the Hawaiian Electric Co. and Honolulu Fire Department have some tips for consumers to make this year's holiday season a safer one:

  • INSPECT. Use the right lights for indoor and/or outdoor use. Most lights are designated for one or the other, not both.

  • DON'T OVERDO. Do not overload outlets, circuits or extension cords. Follow the manufacturer's instructions to determine the maximum number of strings and decorations that may be connected. If it doesn't say, don't connect more than three strings. A 15-amp circuit can carry a maximum of 1,800 watts, and a 20-amp circuit can carry up to 2,400 watts. Check the energy use of all appliances on the circuit where lighting will be added and keep below the maximum rating.

  • CHECK BACK. Periodically check the wires — they should not be hot or warm to the touch.

  • BE CAREFUL. Have someone help you when installing Christmas lights. If you are hanging them on the roof or above your head, use a stable ladder and have your helper hold the ladder when you're on it. Don't string lights when they are plugged in! You might get shocked and lose your footing.

  • METAL WARNING. Don't nail or staple through a cord. Don't hang lights from a chain-link fence. Never use electric lights on a metal tree. Faulty wiring could energize the entire tree to create a deadly shock hazard. Don't wind lights around nails, or string them on metal rain gutters.

  • TURN IT OFF. Turn off your holiday lights inside and outside when you leave the house or go to bed.

  • CANDLES. If you use them, make sure they are in stable holders and place them far from curtains, decorations and where they won't be easily knocked over by the wind, children or pets.

  • SMOKE ALARMS. Make sure you have working smoke alarms installed on every level of your home; test them monthly — or now since you'll likely be home cooking more over the next six weeks.

  • STAY DRY. If you use an extension cord, make sure it is rated for outdoor use. Then wrap the connection between the cord and light strand with electrical tape to keep it dry.

  • STAND CLEAR. Keep ladders more than 10 feet away from power lines. Power lines are energized and could cause a serious electrical shock or electrocution.

  • DON'T FIGHT THE POWER. If a light strand should become tangled with a power line, don't try to free it yourself. Call HECO's trouble line at 548-7961.

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    Thanksgiving signals the official start of the holiday season no matter what retailers try to tell us. There's the food, family and friends and opportunity to eat too much, spend too much and do foolish things.

    So we thought we'd get some tips for having a safer season for consumers and maybe even saving energy. That's why we called Hawaiian Electric and the Honolulu Fire Department to help us out this year. (We're just not going to worry about the eating thing today.)

    Let's start by putting up lights while saving energy. Hawaiian Electric Co. spokesman Darren Pai tells us that those newish LED (light emitting diode) lights can save a lot by running on about one-eighth the electricity it takes to power traditional lights.

    Sure, the initial purchase of new lights is an investment but one that can pay off, he said.

    "They use considerably less energy," Pai said, and that adds up because "when you're talking about holiday lights you're talking about hundreds or thousands of bulbs."

    How different are LED lights? Pai said the typical 100-bulb strand of lights runs on about 4.3 watts per light strand, while conventional mini-bulbs use 33 or 34 watts for a 100-bulb strand. The bigger bulbs use even more: 512 watts for 100-bulb strands of those teardrop-shaped C7 bulbs; other bulbs can use more than 1,000 watts.

    "Basically, you can use a single strand of LED lights, leave them on 10 hours a day for 30 days and it's going to cost you less than a dollar," Pai said.

    Capt. Terry Seelig of the Honolulu Fire Department agrees with Pai on some other safety tips. Both want everyone to check the lights we buy for safety labels, then inspect them and be careful where to hang them.

    Seelig wants us to look for fraying cords, bare spots, broken sockets and other trouble spots.

    "You shouldn't buy something that doesn't have a lab testing approval label," Seelig said. That means they bear the certification mark of a standards laboratory, such as Underwriters Laboratory (UL), Factory Mutual (FM), Electronic Testing Lab (ETL), or Canadian Standards Association (CSA).

    Don't overload an outlet, extension cord or circuit by plugging in too many things.

    And avoid other common mistakes such as hanging ornaments or other decorations on the cords of lights.

    Seelig also offers some caution on buying a tree. Look for green needles that are hard to pull off the branches, a sticky trunk, and shake the tree to see if needles come off easily. Once you get it home, keep refilling the water to keep it from drying out and becoming more of a fire hazard.

    Pai reminds us that the warnings are designed to help everyone during a busy time. Conserving energy can help reduce the cost that comes with having more guests and gatherings.

    "We want everyone to enjoy the holiday season," Pai said.



    Are You Buying This? is a weekly consumer column. Curious about consumer issues or have a tip to share? Reach Robbie Dingeman at 535-2429 or rdingeman@honoluluadvertiser.com.

    Reach Robbie Dingeman at rdingeman@honoluluadvertiser.com or 535-2429.