Product

See Clearly and Comfortably
The OttLite® High Definition Natural Lighting™ 13 watt replacement bulb is specially designed for indoor plant growth, and to help you read and see with amazing clarity and comfort. Words practically jump off the page under low heat, low glare OttLite illumination. 

Buy 2 & Save 20%, Buy 3 or more & Save 30%
Purchase a second bulb for just $11.99 more (save 20%) or purchase 3 for just $13.99 each (save 30%)! Quantity discounts shown in shopping cart.

Note: This SKU can be used as a replacement for:
SKU # T135Z5
SKU # T133SX

Improves image detail with superior color rendering

• Low heat, low glare illumination helps reduce eyestrain
• Perfect for growing plants indoors
• For use only as a replacement tube with specific OttLite® lamps
• Energy efficient -- rated to last up to 10,000 hours

SKU

T1397X

See Clearly and Comfortably
The OttLite® High Definition Natural Lighting™ 13 watt replacement bulb is specially designed for indoor plant growth, and to help you read and see with amazing clarity and comfort. Words practically jump off the page under low heat, low glare OttLite illumination. 

Buy 2 & Save 20%, Buy 3 or more & Save 30%
Purchase a second bulb for just $11.99 more (save 20%) or purchase 3 for just $13.99 each (save 30%)! Quantity discounts shown in shopping cart.

Note: This SKU can be used as a replacement for:
SKU # T135Z5
SKU # T133SX

• Low heat, low glare illumination helps reduce eyestrain
• Perfect for growing plants indoors
• For use only as a replacement tube with specific OttLite® lamps
• Energy efficient -- rated to last up to 10,000 hours