Truweigh ECO Kinetic Energy Mini Scale - 200g x 0.01g

PRODUCT FEATURES: 

• Kinetic Energy Scale 
• 200g Capacity 
• 0.01g Readability 
• White 
• Large Weighing Tray 
• Bench Style Scale 
• Overload Protection 
• Tare Feature 
• One-Button Calibration 
• Powered by You! 
• 10-Year Limited Warranty 

The ECO scale is eco-friendly because it uses no batteries! The handle on the side pulls out, and you crank it back in forth to power the scale as needed. The mechanical energy from your hand is transformed into electrical energy as the handle is pushed. The Quick Use Guide in the packaging has more explanation and how to use instructions.