The DW099S is DEWALT's 100-ft. Bluetooth-enabled laser distance measurer. It captures linear measurements instantly and calculates area, volume, and performs addition and subtraction. Bluetooth connectivity allows measurements to sync with the DEWALT Tool Connect app for estimating flooring, paint, and other materials. Laser Class 2, output ≤1 mW at 620–690 nm. Runs on 2 AAA batteries. Compact handheld form factor at 0.48 lbs. Includes 2 AAA batteries. Backed by DEWALT's 3-year limited tool warranty.
How accurate is the DW099S?
Reviewers with 615 Amazon ratings consistently report accurate measurements for room-size estimating, bid takeoffs, and residential layout. DEWALT rates it as a Laser Class 2 tool with output ≤1 mW.
Does the Bluetooth feature work well?
Bluetooth connectivity receives mixed reactions from reviewers. Some find the app sync useful for flooring and paint estimates; others do not use the app at all and rely on the on-device display.
Does it work outdoors?
Reviewers note the laser can be difficult to see in direct sunlight at longer distances. The DW099S is best suited for indoor use or outdoor work in shade or overcast conditions.
How long do batteries last?
Battery life receives mixed feedback — some reviewers carry spares for all-day use. DEWALT does not publish an official hour rating for the DW099S.
Is the DW099S slow to register measurements?
Some reviewers note a delay of 10–20 seconds on very short measurements. At typical room distances the response is considered acceptable.
What calculations can the DW099S perform?
The DW099S measures linear distance up to 100 ft. and calculates area, volume, addition, and subtraction directly on-device without the app.
# DEWALT® 100 ft. Laser Distance Measurer **Model:** `DW099S` **Brand:** DEWALT **Category:** Laser Level > The DW099S is DEWALT's 100-ft. Bluetooth-enabled laser distance measurer. It captures linear measurements instantly and calculates area, volume, and performs addition and subtraction. Bluetooth connectivity allows measurements to sync with the DEWALT Tool Connect app for estimating flooring, paint, and other materials. Laser Class 2, output ≤1 mW at 620–690 nm. Runs on 2 AAA batteries. Compact handheld form factor at 0.48 lbs. Includes 2 AAA batteries. Backed by DEWALT's 3-year limited tool warranty. ## Specifications | Attribute | Value | |---|---| | Product Type | Distance Measuring Laser | | Cordless / Corded | Cordless | | Power Source | Disposable Standard Batteries | | Maximum Distance Ft | 100 | | Batteries Included | 2 | | Battery Size | AAA | | Charger Included | No | | Bluetooth | Yes | | Height (in.) | 1.5 | | Length (in.) | 6.85 | | Weight (lbs) | 0.48 | | Width (in.) | 4.12 | | Country of Origin | China | | Barcode (UPC) | 076174811032 | | Warranty | 3-year limited (tool) | ## What's Included - (2) 1.5V DC LR03 (AAA-size) batteries Source: https://www.jaspecs.com/dewalt/laser-level/dw099s-dewalt-100-ft-laser-distance-measurer/