- tensione di funzionamento : 3 - 12 v
- corrente di funzionamento : 25-60ma
- max . range fino a 30000RPM
-dimensioni : 5.4 cm x 2 cm x 1.5 cm

GT Power RC Model Ignition Use Mini Tachometer for Motor RPM Revolutions
Features
Use PIC 16F628a microcontrollers
Small Vokume, Convenient to Carry
Do not need batteries, power from itself
Standard FUTABA plug (Blacl-Negative, Red-Positive, and white-Singal)
Use 4 digital tube to monitor the engine's speed
Mini tachometer indicates up to 30,000rpm (actual RPM = Display digits x 10)
Increased self test feature
Specification
Working Voltage: 3V - 12V
Working Current: 25mA - 60mA
Weight: 15g
Dimension: 54*20*15mm
Package includes:
1 x GT Power RC Model Ignition Use Mini Tachometer for Motor RPM Revolutions