Paladia Digital Contact Tachometer LCD Display Auto Range RPM Meter Tool DT2235A

Features:  
The tachometer starts to store data after first reading. 
Low battery voltage indication. 
Smooth housing design, comfortable to hold and use. 

Specifications: 
Color: Black 
Material: Plastic 
Display: 5 Digits 18mm LCD 
Accuracy: ±(0.05%+1 Digit) 
Sampling Time: 0.5 sec(over 120RPM) 
Range Select: Auto Range 
Memory: Last Value, Max. Value, Min. Value 
Test Base: 6MHz Quartz Crystal 
Power Consumption: Approx. 45mA 
Measurement: 
CONTACT TACH: 0.5 to 19,999RPM 
SURFACE SPEED(m/min): 0.05 to 1,999.9(m/min) 
SURFACE SPEED(ft/min): 0.2 to 6,560ft/min 
Resolution: 
CONTACT TACH: 0.1RPM(0.5 to 999.9RPM) 
              1RPM(over 1,000RPM) 
SURFACE SPEED: 0.01m/min(0.05 to 99.99m/min) 
                0.1m/min(over 100m/min) 
SURFACE SPEED: 0.1ft/min(0.1 to 999.9ft/min) 
                1ft/min(over 1,000ft/min) 
Power: 4 * 1.5V AA Batteries (not included) 
Item Size: 210 * 74 * 37mm / 8.3 * 2.9 * 1.45in (L * W * H)  
Item Weight: 168g / 5.92oz 
Package Size: 25 * 12.5 * 7.5cm / 9.84 * 4.92 * 2.95in (L * W * H)  
Package Weight: 624g / 22.02oz 

Package List: 
1 * Digital Tachometer 
1 * Storage Case 
2 * Screw