Syma X5-16 X5C 1 To 5 3.7V 600MAH Upgrade Battery Meal Description: Brand Name: Syma Item name: Upgrade Battery Meal Specification: 3.7V 600mAh 25C Lipo battery Playing time for X5C: 9 min and 50 second Playing time for X5A: 10 min and 40second Charging Time : About 80 min (five battery charge together) Cable Length: 35mm Dimension: 85MM*25MM*40MM Weight: 123g Note: charger not included. Package Included: 1 x USB cable 1 x battery HORI 5 x 3.7V 600mAh 25C Lipo battery 1 x 1 minute charging tieline 5 synchronization