Phantom 3 - Intelligent Flight Battery Heater CP.PT.000329 SPARE PART NO. 127 ALSO INCLUDES CAMRISE USB READER Phantom 3 - Intelligent Flight Battery Heater INCLUDES CAMRISE USB READER The Phantom 3 Intelligent Battery Heater is used to preheat the aircraft battery in air temperatures between -4? and 41? (-20? and 5?). It uses the battery's power to raise the battery temperature to the optimal operating range: 41? to 95? (5? to 35?). Using the battery heater ensures the safety and performance for your aircraft. Works with all Phantom 3 models, Standard, 4K, Professional and Advance