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RoastRite Coffee Moisture and Density Meter RM-800 for Roasted, Green, & Cherry Beans

RoastRite Coffee Moisture and Density Meter

*Ships in 1-3 business days

The RoastRite Coffee Moisture and Density Meter quickly measures the moisture, density, and temperature of your coffee beans including roasted, green, and cherry beans. Intuitive, portable coffee analysis that's affordable to make sure you have the right beans for that perfect roast.


Features and Benefits:

  • Intuitive and Simple Operation
  • Durable Titanium Coating
  • Portable 
  • Rechargeable and Replaceable Lithium Battery
  • Affordable


Measuring Technology Moisture: Capacitance (Dielectric)
Density: Volumetric mass density
Moisture range Green Coffee : 4% ~ 30%
Roast Coffee : 1%~20%
Parchment Coffee : 4% ~ 40%
Cherry Coffee : 4% ~ 40%
Display Resolution Moisture:0.1%
Density:1 g/L / 0.01 lb/gal (US)
Temperture:0.1°C / 0.1°F
Sample Amount Requirement 155 mL
Operating Environment 5 ~ 40 °C
Battery 18650 Replaceable Rechargeable Lithium Battery
Charging interface Micro USB interface
DC 5V 0.5A
Net Weight 810 grams
Package Dimensions 35 * 25.2 * 20.5 cm
Package Contents RM-800 Moisture & Density Meter
Measuring Cup
User Manual
18650 Lithium Battery
Micro USB cable
Power Adaptor
Cleaning Brush
Carrying Case
Certification CE, FCC

    Why CoffeeRoast Co.?

    At CoffeeRoast Co., we are passionate about coffee. Every piece from our catalog is designed and rigorously tested to make sure you get perfect and consistent roasts every time.

    We’ve partnered with various manufacturers that operate around the globe under a strict set of guidelines both on a local and corporate level so that when you shop with us, you will be able to select from the highest quality coffee roasters and coffee equipment available on the market.

    Whether you are a coffee enthusiast or a small business owner, you're sure to find whatever so you have the perfect roast you've been looking for.

    Any questions or concerns? Please call us at (312)-298-9262 or email us at and a member of our professional support team will be in touch with you as soon as possible.

    Shipping & Returns Policy

    CoffeeRoast Co. will ship orders as soon as possible in the order they are received. If you purchase multiple items, they will be shipped to you based on lead time and availability. This way you get as much of your order as soon as possible, which means that your order may come in separate packages, especially if you order products from different brands.

    We will pay shipping for products returned due to product defect, misrepresentation, or false description. Afterward, we will initiate a full reimbursement should you decline an offer to replace the item with the same item of equal value and assured quality.

    Order Confirmation:

    As soon as you place your order with CoffeeRoast Co. you will receive an order confirmation e-mail. This means that your order has been logged in our system and your credit card has been pre-authorized for the purchase. We then work with our partners to confirm and prepare your order for shipment. If any item you order is on backorder or unavailable for whatever reason, we will cancel the credit card authorization and duly inform you via e-mail.

    Order Shipment:

    Orders are shipped within five business days from the date you place your order unless specified otherwise on the product page. The product page will contain the most accurate estimate on shipping and lead times. Shipping and lead times provided on the product page are our best estimates based various factors including order volume, information from our partners, shipping issues, etc., and may vary due to these factors. 

    You will receive an email containing the tracking information of your order after the order has been shipped to your location. If you do not receive tracking information from us within seven business days of the lead time specified on the product page, feel free to follow up with us at


    We will take full responsibility for any obvious damage to your product caused by packaging or delivery of an already defective product. Please carefully inspect the packaging of your item(s) when they arrive, if you notice any damage or defects, you should document them when signing for delivery. If the item(s) contained in the package arrives damaged, please send photos to, and we will process an insurance claim on your behalf. 

    Returns and Cancellation Policy:

    We back all our products with a customer satisfaction guarantee, so we've created a fair return and cancellation policy.

    In most cases, once the order is processed, it is final and not cancellable due to the larger nature of these products. Requests for returns/exchanges after the item has been delivered will be evaluated on a case by case basis. Any return request is subject to an administrative and cancellation fee equal to 10% of your order with a minimum of $35.

    Before returning any product, you MUST obtain a return authorization from a Coffee Roast Co. customer service representative. We can only process AUTHORIZED returns for items.

    To make a Return or Exchanges: 

    • Obtain authorization for return or exchange by emailing us at explaining the reason for the return or exchange.
    • Please use or indicate your order number in the subject line for your email.

    Return or exchanges request submission must be within 14 calendar days upon receipt of shipment unless noted otherwise on the product description page.  Your return must be in original packaging and unused.

    We encourage using USPS flat-rate shipping in returning products to receive a shipping expense refund. Buyers must ensure all returned parcels delivery receipt AND signature confirmation. We highly recommend insuring your parcel as we cannot issue a refund for an item that we do not receive back should it get lost/damaged during transit.


    Should an item be returned because it was defective, misrepresented, not as described, etc., CoffeeRoast Co. will issue a full refund and will reimburse the customer for all shipping expenses associated with the return.

    Please allow 5-10 business days from the time the returned item is received to process a refund. Refunds will only be issued to the original form of payment that you used when placing your order.

    We stand behind our products 100%!

    By purchasing any of our items, the buyer certifies they have read and agree to our shipping, return, and privacy policies.

    Price Guarantee

    At CoffeeRoast Co., we ensure that you get the absolute best prices for coffee roasters, all while ensuring the highest quality. As always, high-quality roasters do not come cheap, but we ensure that they are reasonably priced using our exclusive contracts with the best coffee roaster manufacturers.

    We want you to be able to make your purchase with us in confidence. Putting our money where our mouth is, we offer you a price guarantee on all orders. If you find out within six months from your purchase of an item from CoffeeRoast Co. was offered at a lower price than us from the time of purchase, we will refund the difference. 

    To get a refund, all you need to do is e-mail us a link to the product on our website and the same product on our competitor’s website within six months from the date of your purchase, and we will process the refund accordingly.

    Terms and Conditions of our 100% Price Guarantee:

    • You must have purchased the item from our website before requesting your Price Match Guarantee
    • Discounted goods and goods received as an Ad on such as; buy one, get one free offer are not eligible
    • The item must be in stock on the competitor's website
    • The 100% price guarantee is only valid within the first six months from the date of purchase
    • The competitor must be an online store; they may not have a retail location
    • The competitor website cannot be a discounter or an auction website (i.e., eBay, overstock, etc.)
    • The competitor must be an Authorized Retailer of the product in question
    • The Price Match Guarantee includes the item price and the shipping charges; it excludes sales tax

    Customer Reviews

    Based on 1 review
    Benjamin Lee
    coffee roasting to the next level

    As a coffee lover who roasts their own beans, I can't recommend the RoastRite Coffee Moisture and Density Meter RM-800 enough. This versatile meter is perfect for testing the moisture and density of not only roasted beans but also green and cherry beans. What really sets the RoastRite Coffee Moisture and Density Meter RM-800 apart is its accuracy. I've tested the readings against other meters and found them to be spot on. Knowing the moisture and density of my beans allows me to make adjustments to my roasting process, resulting in a better cup of coffee every time.Overall, I'm extremely satisfied with my purchase of the RoastRite Coffee Moisture and Density Meter RM-800. If you roast your own beans or are interested in monitoring the quality of your coffee, I highly recommend this meter. It's an essential tool that will help you take your coffee roasting to the next level.