TACHOMETER 2-9 BLADES GT POWER CE3005

Features:
Sharp backlit LCD screen, applicable under poor light condition.
Compact and extremely portable.
220 mAh removable lithium button battery included.
Automatically shutoff when signals are not detected within one minute.

Specification:
Weight: 43g
Dimension: 90 *54 * 16mm
Working way: photo electricity
Max.indication: 99,999
Display: LED
Blade: 2-9
Auto turn off: no signal for 1min
Backlight color: red
Battery: 220mAh replaceable lithium battery
Function: To measure RPM of a spinning propeller, 2-9 blades ones,memorize peak RPM datas.

Package Information:
Package size: 15 * 10 * 2cm / 6 * 4 * 0.8in
Package weight: 62g / 2.2oz
Shrinkage package