GroStar GS3 EC Pen complete-systems extruded aluminum alloy chassis and

extruded aluminum alloy chassis and integrated passive heatsink for natural convection thermal management (zero moving parts)

“wide and stable” carriage with “steel-on-steel” carrier bearings to the high torque 4 RPM instrument grade drive motor with ball bearing output shaft and “sure grip” dual drive design

Battery type: 1 x AAA alkaline

• Air Flow Capacity: 2000 CFM

The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of nutrient strength

GroStar GS3 EC Pen complete-systems extruded aluminum alloy chassis andAI11030 GroStar GS3 EC PPM Temp Pen Lab grade instruments designed specifically for growers! Includes: 2. 77 EC calibration solution (50 ml bottle) Measures conductivity EC, PPM (500), PPM (700) and temperature Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance Titanium alloy sensor designed for high accuracy EC measurement Easy to use design and fast calibration adjustment. Large 3 color backlit