Features 1. high precision measurement: 0.2% high precision, to ensure accurate and reliable brix and refractive index measurement results. 2. large screen display: 1.54-inch IPS high-definition colour screen, clear display of data, Chinese and English interface switch freely. 3. convenient operation design: one-key zero and automatic shutdown function, simplify the operation process, improve the use of efficiency. 4. Long-lasting battery life: built-in 600mAh lithium battery, Type-C charging interface, long time use without worry. 5. Multi-functional cover design: protective cover to prevent pollution, adjustable brightness to adapt to different environmental light needs. Specification Model: JBM-10 JBM-20 Range: 0%~32%Brix,0%~55%Brix Screen: 1.54 inch IPS HD colour screen Accuracy: 0.2% Language: English and Chinese Battery capacity: Built-in 600mAh lithium battery Charging method: Type-c charging Cover design: Temperature/refractive index/brix measurement One-touch Zeroing: Auto Power Off: Chinese/English switching data logging: Brightness setting: Single Repeat: Package Includes 1 x Brix Tester 1 x USB-C charging cable 2 x Dropper 1 x Polishing cloth