PRODUCT DESCRIPTION:
These meters can be wired directly to any circuit 3v-30v. You could even put an on/off switch to conserve power when your blaster isn't in use.
FEATURES: • 4 LED colors
• Wire directly to your main power leads
• *Latest version of this has a 3-wire setup, Red + Yellow to your positive lead, and black to the negative.
SPECS:
• 3-30 volts
