Versatile Application: This High-precision Quantum Par Meter Is Indispensable For Measuring LED Grow Lights, Ensuring Optimal Light Levels Plants In Agriculture, Aquaculture, And Garden Gardening. High Accuracy Efficiency: Offering Precise Measurements From 0 To 4,000 mol/ms Within The Spectral Range Of 400 Nm 700 Essential Professionals Enthusiasts Seeking Optimize Their Setup Superior Plant Performance. Portable User-friendly: Designed Mobility, Compact, Handheld Can Be Easily Transported Between Different Locations, Making It A Practical Choice On-the-go Various Settings, Greenhouses Indoor Gardens. Comprehensive Accessories: Equipped With Remote Sensor Two Types Connection Cables Short-coiled 12-foot Long Straight Cable), Provides Flexibility Convenience Intensity At Spots Distances. Advanced Data Storage: Capable Storing Up 99 Historical Records, Not Just Tool But Recorder, Vital Accessory Anyone Serious About Gardening Managing Conditions Effectively. Colour:as Shown Material:abs Package Contents: 1 * Main Unit Metering Sensor Coiled Cable 2 Aaa Batteries Only Above Content, Other Products Are Included. Note: Reflection Displays May Cause Color Item Picture Little Real Thing. Measurement Allowed Error 1-3cm.