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2 x 2 in 1 Lipo Battery Low Voltage Tester 1S-8S Buzzer Alarm

2x 2 in 1 Lipo Battery Low Voltage Tester 1S-8S Buzzer Alarm 1. Brand New & High Quality. 2. Use for 1-8s Lipl/Li-ion/LiMn/Li-Fe.     Voltage detection pricision: 0.01V.     Unit voltage display range: 0.5V-4.5V.     Total voltage display range: 0.5V-36V.     1S test mode voltage range: 3.7v-30v.     Low voltage alarm mode for 2-8S.     Alarm set value range: OFF-2.7V-3.7V. 3. When the voltage is below the set value,it will buzzer with red LED light,pre-set value 3.3V. 4. Push key which can change the voltage settings and save. 5. Size: 3.9cm x 2.4cm x 0.9cm. 6. For 1S-8S / Lipo / Li-ion / Li Mn / Li-Fe Battery.   Features: -This product is using for detecting 1S-8S lithium battery -Detect the voltage of each battery core automatically, support reverse connection protection. -To know the working state of your battery anytime, protect the battery from overcharge and over discharge. -The red LED will flash,the buzzer will beeping when the voltage is below the set point. -The factory default setting is 3.3V, press the button to change the voltage setting, and it will save your current setting automatically.   Package Include: 2 x Voltage Buzzer Alarm

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