VIVOHOME’s Electronic Digital Refrigerant Charging Weight Scale is the perfect tool to help you accurately measure the amount of fluid necessary for when you’re changing the refrigeration. This charging scale is extremely high accuracy, measuring weights within 0.01lbs. It is perfect for measuring out the correct amount of fluid or refrigerant to ensure you finish all of your work the first time around. <p><b>Features:</b> <br>-Three Display Modes - Includes three separate display modes for kg, oz, and lbs. for specific needs <br>-Premium Build - High-visibility LCD screen and backlight for display, you'll have no trouble keeping track of your measurements <br>-Compact Design - Compact and portable battery design. Operates on one 9V battery (Battery not included) <br>-“FULL” Display - Display will state, “FULL” when the load exceeds the specified range <p><b>Product Specification:</b> <br>-Weight capacity: 220 LBS/100 KG <br>-Resolution: ± 0.2 OZ/ 0.01 LBS/ 5 G <br>-Accuracy: ± 0.05% <br>-Operation temperature range: 32 °F to 122 °F (0 °C to 50 °C) <p><b>Package Includes：</b> <br>-1 x Refrigerant Charging Scale <br>-1 x Carrying Case <br>-1 x Manual Instruction <p><b>Product Warranty:</b> <br>- We assure that the item you received is 100% safe and sound. For any defective item, please contact our customer service for a satisfying solution.