C23212 LiPo Voltage Checker w/ Adjustable Voltage Level Warning Buzzer Description 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;. Features: Top-quality materials & superb craftsmanship Preferred by Knowledgeable model Hobbists & R/C enthusiasts Product Details: Product Dimensions: 3.1 x 2.3 x 0.6 inches Item Weight: 0.32 ounces Item model number: C23212 Manufacturer recommended age: 24 months - 18 years Is Discontinued By Manufacturer: No Manufacturer: Integy Date First Available: August 3, 2010