The DR300 maintains the Pocket Colorimeter legacy of reliability while providing state-of-the-art data transfer capability and connection to Claros*. Reduce data collection hassles, eliminate transcription errors, and ensure stronger compliance traceability.Please note that reagents are not included in the kit and need to be purchased separately.For a limited time the DR300 comes with a FREE 90-day trial of Claros Collect software, allowing measurement data to immediately be available online to your entire team. Learn more at hach.com/claros/InstrumentConnect.*Claros connectivity currently available only in US, Canada and EU.