Compare 20 x 2 in 1 Lipo Battery Low Voltage Tester 1S-8S Buzzer Alarm Price

20x 2 in 1 Lipo Battery Low Voltage Tester 1S 8S Buzzer Alarm Description 1 Brand NewHigh 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 20 x Voltage Buzzer Alarm