DEVMO 5pcs 1S~8S LiPo Life LiMn Voltage Checker Tester, Low Voltage Warning Alarm Buzzer with LED Indicator fit Remote Control Helicopter Spare Parts Monitor

hello friends this is Mary and in this video I am going to show you a must-have device if you are into RC hobby I'm talking about this small and handy tool this is a lipo tester and also a low voltage buzzer this is a very useful tool if you are in field and trust me it can save your life of a tree literally from death if you are into RC hobby you must know that if you dream and lipo battery beyond a certain limit the battery becomes useless and it won't charge again this is not the only thing over drainage of lipo battery can also make your RC model crash and result may be more scary so to avoid such a loss I would recommend you to buy something like this because this gadget can save you from both of these scenarios and it can be lifesaver for your lipo battery and for your RC model so before going to test this device let me give you a brief description about this lipo tester which is