ITEM NAME:Tester BMS PCB Protection Board Lithium Battery Capacity Indicator (3S) Product Description Description: Features: 1.Battery type electricity quantity display 2.Wide application fields:lithium battery 3.Using Method:connect display board positive and negative port with tested battery positive and negative port,digital tube will display real-time battery electricity quantity 4.Digital Color:outline red,display block blue (when battery electricity quantity is full,it will be all on). Without case versions: 1S Single 3.7V Lithium Battery Capacity Indicator Module 4.2V Blue Display Electric Vehicle Battery Power Tester Li-po Li-ion 3S 3 Series Lithium Battery Capacity Indicator Module 12.6V Green Display Electric Vehicle Battery Power Tester Li-po Li-ion 3S 12.6V Lithium Battery Capacity Indicator Module 3 Series Blue Display Electric Storage Battery Power Tester Meter Lipo Li-ion Specifications: Size: 41*21*8mm/1.61*0.83*0.31" Weight: 7g Material: ABS Number of connected batteries: 3S With case version: 1S 3.7V Lithium Battery Capacity Indicator Module 4.2V Blue Display Electric Vehicle Battery Power Tester Li-ion With Shell 2S 2 Series Lithium Battery Capacity Indicator Module 8.4V Blue Display Electric Vehicle Battery Power Tester Li-ion With Shell 3S 3 Series Lithium Battery Capacity Indicator Module 12.6V Blue Display Electric Vehicle Battery Power Tester Li-ion With Shell 3S Display Electricity Quantity Parameter: 1.When battery voltage is over N*10.2V,it will illuminate 1 block electricity quantity (note:N represents battery quantity) 2.When battery voltage is over N*10.8V,it will illuminate 2 blocks electricity quantity 3.When battery voltage is over N*11.36V,it will illuminate 3 blocks electricity quantity 4.When battery voltage is over N*11.99V,it will illuminate 4 blocks electricity quantity 5.When battery voltage is less than N*10.2V,4 blocks display will be off;it represents battery is less than 10.2V,and you can charge the battery Notes: 1. Due t.3S 3 Series Lithium Battery Capacity Indicator Module 12.6V Green Display Electric Vehicle Battery Power Tester Li-po Li-ion. 3S 3 Series Lithium Battery Capacity Indicator Module 12.6V Blue Display Electric Vehicle Battery Power Tester Li-ion With Shell.