Tags: RPM  meter,  tochometer 

Features:

1.Measure the rpm and kv For BL motors with loading or no-load,and display the voltage for battery at the same time.
2. with the special LCD screen which can indicate date clearly.
3.With the reverse polarity protection for cell input.
4. Compact, extremely portable and multifunctional.
5.KV displayed while the BL motor works.

Specifications:

Weight: 18g
Dimension: 69 x 33.4 x 10.7mm
Working voltage range: 7.4 to 25V

Includes/Requires:

Includes:
1 x KV/RPM meter