C23212 LiPo Voltage Checker w/ Adjustable Voltage Level Warning Buzzer
Top-Quality Materials & Superb Craftsmanship; Preferred by Knowledgeable Model Hobbists & R/C Enthusiasts; LiPo Voltage Checker with Warning Buzzer; Push key which can change the voltage settings and save; When the voltage is below the set value, it will buzzer with red LED light, pre-set value 3.3V;.
