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600W VIVOSUN MH bulb compatible with electronic and magnetic ballasts, 60000 Lumens, E39 Base

Optimized blue & violet spectrum and high PAR (Photosynthetic Active Radiation) to stimulate flower growth and enhance fruiting

Extra-low lumen depreciation: maintaining over 90% of initial lumen output after running for 5,000 hours

Startup Time: allow 2-3 mins for full bright. After power off, do please wait at least 5 mins before striking again

Lifetime: 24,000 hours

VIVOSUN 600 Watt Metal Halide Grow Light Lamp Your #1 Choice for Indoor Grow

VIVOSUN MH grow light bulb can produce a very balanced and efficient spectrum for plant growth. VIVOSUN MH lamps have higher luminous efficiency than ordinary bulbs, and they have stronger penetrating power and long service life. It emits an enhanced blue and violet spectrum that is among the most energy-efficient sources of indoor lighting and extends the growing season. It can be used through the stage of plant germination and leaf growth.

• Please be aware that grow light bulb is a consumable product. Regardless of HPS, MH, LED, Fluorescent or the incandescent light bulb, the fact that the total lumen (brightness) will decrease in time.
• For an optimized growing condition, it is strongly recommended to change your grow light bulb after 12 months of continuous use.
• Note: The trigger voltage of our ballast is 7000V, and output frequency is 100K. If your ballast cannot reach the standard, then our bulb cannot be lighted up.

On Nov-27-20 at 00:06:07 PST, seller added the following information:

Payment Delivery Details Terms of Sales About US Contact US Payment We accept PayPal only. After you win an item from our store, you will have 14 days to combine all of the other items. When you are ready to checkout, please pay all your items in one combined payment and please DO NOT pay your items into separate payments.

If you make two or more separate payments it will go out as two separate orders and you will not get the combined shipping & handling discount or any other promotional offers.

Delivery Details

1. Items are generally shipped out within 1-2 business days from our warehouse after your payment has been cleared (Sat. & Sun. & Public holiday excluded.)

2. We only offer local delivery in USA, which normally takes about 2-6 business days to arrive. If you need Express Mail Service, please contact us by message.

3. We are not responsible for undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address supplied by buyer. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy.

4. Our shipping rates include the cost of shipping, handling, packaging and related manpower costs.

Terms of Sales

response & Detailed Seller Rating:

We are transnational corporations, only strive for 5 star positive response and will try our best to offer the best service to our buyer. Please email us before leaving negative response or open any dispute and please give us 2 business days to resolve the complaint to your satisfaction.

Returns:

Return is accepted within 30 days after the buyer's receiving the item.After getting the returned item, we will refund the customer at the item's price (excluding the shipping costs to and from).

About US

VIVOSUN Horticulture provides you with the highest-quality hydroponics equipment and services at our factory-direct prices—our strict quality assurance continue to build stellar reputation as industry leaders committed to providing customers with a full line of hydroponics solutions they can depend on. It is our commitment to be the hydroponic company that you'll want to do business with again and again.

Contact US

1. If there's any problem, please do not hesitate to contact us by message, we will reply you within 2 business day (not include Public holiday).

2. Work Days: Monday to Friday

3. If you don't get response within 1 business days, please check your email or My Messages in case your email provider has an overly-aggressive spam filter blocking or my emails. Please add us in your contact and email us again.

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