White - 3.0 - 30V. Yellow - 2.6 - 30V. Red - ~ 3.0 - 30V. Green - 2.6 - 30V. Blue - 3.2 - 30V. Display colours: Red / Blue / Green / Yellow / White. Red line is the input positive, black - negative. Two wire connection, with reverse polarity protection.
eBay
CQV-SWR120 120W Digital Power Wave Table 240 240 Full Color HD display FM/AM/SSB. Display mode: 0.28" LED Red/Blue(Optional). Therefore you accept to ensure you order the correct item by referring to the photo.
eBay
eBay
Equipped with two wires, easy and simple wiring, convenient to access the car/battery car/motorcycle car line;. Display: 0.28 "LED, green. range: 2.5-40V. With reverse connection protection function, the line will not be burned when connected to the reverse, with fine-tuning function;.
eBay
4 Colours to choose from.Red,Blue,Green or yellow. Display: Three 0.28 " LED digital tube. Cutting size: 23.5mm x 10mm. Current consumption: generally 5-15mA, less than 20mA.
eBay
Display: Three 0.56" LED digital tubes. Model Number: Integrated Circuits. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
eBay
Display: Three 0.28 " LED digital tube. Cutting size: 23.5mm x 10mm. Current consumption: generally 5-15mA, less than 20mA. All pictures are for illustration purpose only and Colours may vary slightly.
eBay
Red: 2.5V - 30V. Yellow: 2.4V - 30V. Green: 2.5V - 30V. It can be used for 5V, 9V, 12V, 24V Circuit. Installation hole: 23 × 10 mm Color.
eBay