Introduction: The Digital Fruit Sclerometer has advantages of high precision,easy operation and carry. Features: 1.Digital display,easy reading,high precision; 2.Light weight,small size,easy to carry; 3.Standard fruit hardness unit display:kgf/cm2 4.The battery has over-load protection in case of short circuit and leakage of electricity .It also can tell you when the battery is running low.It adopt the 3.7V lithium battery and auto shut off if no operation in 10 minutes. 5.Two test mode:Peak hold and Real-time; Technical Specifications Measurement Range: 0.2～15 kgf/cm2 (×105 Pa) Load scale value: 0.01kgf/cm2 Precision:±1% Pressure needle diameter: Ø11.1mm Depth of pressure needle: 10mm Power: 3.7V lithium battery; Charging time: 4~6 hours Continuous usage time of battery:About 10 hours; Battery life: ≥300times Charger: Inpu: AC 220V 50/60HZ; Output: DC 5V 1000mA Stability: Temperature drift: 0.2uV/℃（0-60℃） Zero temperature drift: ≤ 0.1%/8 hour/FS Work temperature: 5℃～35℃; Transport temperature: 0℃～60℃ Relative humidity: 15％～80％RH Work conditions: No focus ,Non-corrosive in surroundings Net weight: About 260g Size:160mm×71mm×35mm Four,Button Function: OFF/ON(start up ,shut down key):When press this key,turn on the power,appear measuring interface.Press this key again can shut down gauge. ZERO(zero key):The testing value on the screen can be zero when click this key. SET(switch mode key):When press this key,enter the ”Peak” mode.Press “SET“key for 4-5 seconds after starting up,and then loosen,can enter into the setting interface. UNIT(unit key)Press “UNIT“key for 4-5 seconds,the digital value inverted display. AGY-15 Fruit Hardness Tester AGY-30 Fruit Hardness Tester Mini Fruit Hardness Tester Mini Fruit Hardness Tester Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews — 1.0 out of 5 stars 1 5.0 out of 5 stars 1 5.0 out of 5 stars 1 Price $178.00$178.00 $180.00$180.00 $120.00$120.00 $120.00$120.00 Measurement Range 0.2～15 kgf/cm2 (×105 Pa) 0.4～30kgf/cm2 (×105 Pa) 0.2～15 Kgf/cm2 (×105 Pa) 0.4～30Kgf/cm2 (×105 Pa) Pressure needle diameter Ø11.1mm Ø7.9mm Φ11.1mm Φ7.9mm