Set Contents: Main unit, transmitter, instruction manual (English language not guaranteed), dedicated USB charging cable, dedicated Li-PO battery pack (built-in) x 2 AAA alkaline batteries (for testing)
Batteries: Main unit: Li-Po battery 3.2 V 35 mAh (built-in) transmitter x 2 AAA alkaline batteries (test included)
Frequency: 2.4GHz
Charging time: about 30 minutes, Running time: about 7 minutes
