Check out this awesome Portable Handheld Quantum PAR Meter from Hydrofarm.

This fancy little gadget measures Photosynthetically Active Radiation (PAR) and features a highly accurate, integrated Quantum Sensor. The meter measures from 400 to 700 nm with a range of 0 to 10,000 umol and can record up to 99 readings, so you can save readings and review them again.

The active radiation meter shows off built-in battery power indicator so you'll always be aware of its life status and how long it can be of use. The built-in battery consumes very little energy. It has a constant linear response curve and yields incredibly high accuracy that's perfect for measuring LED light output.

For the most precise readings in the horticultural world, keep this Hydrofarm Quantum PAR Meter on hand.

• Data logging capability using standard mini-USB cable and proprietary data logging software available at Hydrofarm
• Low power consumption with built-in low Battery power Indication
• Constant linear response curve (as opposed to other meters' Gaussian response) yields higher accuracy independent of wavelength - perfect for measuring LED light output
• No assembly required
• Logging software compatible with Windows XP, 7 & 10 only
• Fully portable PAR meter that features highly accurate, integrated Quantum Sensor
• Measures Photosynthetically Active Radiation (PAR) from 400 to 700 nm
• Range of 0 to 10,000 umol
• Record up to 99 readings
• Automatic sun or electric light calibration modes ensure accurate readings no matter the source
• Color: Black
• Dimensions (L x W x H): 6.7 x 4.4 x 2.4 inches
• Weight: 0.5 pounds
• Manufacturer warranty: 1-year warranty

Shipping Information

VMInnovations is proud to offer fast, free shipping every day. Items are typically delivered between 1-3 days.

Most orders placed before 2:00 PM CST ship the same day.

Free Shipping Details

• Our free shipping service is standard ground shipping with FedEx, USPS, or a regional carrier.
• Items are usually delivered in 1-3 days, but some may take up to 5 days.
• Some orders may require a signature before delivery.
• At this time, we only offer free shipping inside the 48 continental United States.
• Free shipping is not available for APO/FPO.
• Some items can be shipped to Alaska, Hawaii, or Puerto Rico. Please note free shipping does not apply to these locations. You will need to select the AK/HI/PR shipping in your cart.
• We are currently unable to ship items internationally.

Freight Shipping Information (LTL)

Some items are too large to be shipped with a regional carrier, FedEx, or USPS, and we ship these items with our freight carriers.

Please read the information below so you fully understand the delivery process and requirements.

Required Actions

We will need your phone number for the delivery. The carrier will need to call you in order to set up a delivery time. Please make sure the number you provide during checkout is the best one to reach you. If paying with PayPal, please make sure the number on your account is accurate.

You'll need to inspect your package upon arrival before you sign. If your order arrives damaged, you should sign "DAMAGED" on the delivery receipt. If the item is damaged to the point that it is not usable, you can refuse the item.

Please notify and, if possible, send photos of any damage to vminnovations_help@email.spreetail.com, along with your order number. A member of our Customer Experience team will reach out to you with further instructions.

Delivery Information

At this time, we do not offer "in-home" deliveries. Your shipment must be delivered to the curbside and will require a signature. Please be sure you are able to move the item after it arrives, as the carrier will not be able to assist.

We do our best to ship orders as fast as we can. If you need to cancel your order, please let us know as soon as possible by calling our Customer Experience team at 866-639-9320. Please note that if we are unable to cancel your order before it ships, you will be responsible for the shipping charges.

If the item is returned from the freight company for any reason other than damage, additional shipping or storage fees may apply. Reasons may include invalid or incorrect address information, and incorrect phone number or contact information, or failing to schedule or missing an already scheduled delivery appointment.

If the item is delivered and a return is requested, the freight shipping fees will be deducted from the final refund amount.