2 - 4S RC Helicopter Quad Copter Li-Polymer Battery Loudhailer Low Voltage Buzzer BB LED Annunciator
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1. When testing voltage > 3.6V, 2S Li-Polymer battery 2 green LED keeping light 2. When testing voltage > 3.6V, 3S Li-Polymer battery 3 green LED keeping light 3. When testing voltage > 3.6V, 4S Li-Polymer battery 4 green LED keeping light 4. When voltage < 3.3V, it will buzzer with red LED light
Features: Can test 2 - 4S Li-Polymer battery. Small and portable, low voltage alarm, with a very loud buzzer - BB.
Tools/accessories of radio control series toy
Dimension and Weight
Product size (L x W x H)
4.0 x 2.0 x 1.0 cm / 1.6 x 0.8 x 0.4 inches
Package size (L x W x H)
2 x 5 x 2 cm
1 x Loudhailer Low Voltage Buzzer
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