New large capacity 7 4v 4000mah li po battery for k939 high speed rc remote control car spare parts a - купить helpalt.ru  
 
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new large capacity 7 4v 4000mah li po battery for k939 high speed rc remote control car spare parts accessories battery купить по лучшей цене

Remote Control Helicopter Spare parts Battery Monitor Alarm 1S-8S Description: 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-3.8V. 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. Appliable for: RC Quadcopter, helicopter, multicopter,car,boat and airplane,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 Included: 1 x Voltage Buzzer Alarm Customers' real shot:
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