Specification Brand : tomvorks BulletPoint1 : [Accurate Readings] Provides small error and high accuracy for precise propeller speed testing. BulletPoint2 : [high quality Material] Made of sturdy plastic and electronic components for long-lasting durability. BulletPoint3 : [Easy to Use] Simple with led display and blue backlight for clear readings. BulletPoint4 : [Wide Compatibility] Suitable for rc airplanes, ducts, and various propeller speed tests. BulletPoint5 : [Portable Design] Lightweight with lanyard, easy to carry and hang, saving space. ExternallyAssignedProductIdentifier : 8469853083387 ItemName : tomvorks Propeller Speed Tester with Lanyard, Digital, RC Drone, LED Handheld Tachometer, High Accuracy, Small Error, Easy to Use, Clear LED Display, Maximum Value Display, Lightweight ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 16 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : industrial-tachometers Manufacturer : Tomvorks ModelName : Tomvorksvwre6g9o1x ModelNumber : Tomvorksvwre6g9o1x PartNumber : Tomvorksvwre6g9o1x ProductDescription : [Accurate Readings] Provides small error and high accuracy for precise propeller speed testing. [high quality Material] Made of sturdy plastic and electronic components for long-lasting durability. [Easy to Use] Simple with led display and blue backlight for clear readings. [Wide Compatibility] Suitable for rc airplanes, ducts, and various propeller speed tests. [Portable Design] Lightweight with lanyard, easy to carry and hang, saving space.
Spec:
Item Type: Led Handheld Tachometer Working Method: Photoelectric Highest Reading: Display Mode: LED Number of Test Leaves: 2-9 Automatic Shutdown: 1 Min Weight: Approx.69g/2.4oz Material: Plastic + Electronic Components Battery: 1 x CR2032 220mAh Replaceable Lithium Battery (Main Unit with Supporting Built-in Battery) Applicable to: RC Airplane, Duct, Propeller Speed Test of Propeller
Package List: 1 x Handheld Tachometer 1 x Lanyard 1 x Battery
How To Use: 1. Easy to use. When the switch is turned on, select the number of blades on the propeller, the distance between the rotating propeller and the propeller is about 5~10cm. 2. You can start reading. After the measurement, the screen will display the maximum measurement value with a blue backlight, which is easier to read.
Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. The tachometer depends on the light source! In the absence of a light source! There is no response. For example, under the sun, your tachometer should be upright and the lens should be facing the direction of the light source.