TRA2972 Charger Specifications:
AC Input: 100–240 Volts
Charge Current Range: 1.0-4.0A (Dual Mode) or 5.0-8.0A (High Output Mode) (100W Max.)
Discharge Current Range: 500mAh
Current Drain For Balance Ports: 500mAh
NiMH Battery Cell Count: 5–8 Cells
LiPo Cell Count: 2–3 Cells
Net Weight: 575g
Dimensions: 176x138x57mm

TRA2872X Battery Specifications:
Type: LiPo
Total Capacity: 5000
Voltage: 11.1
Continuous Discharge: 25C (125A)
Max Burst Rate: 50C (250A)
Watt Hours: 55.5
Charge Rate: 1C (5A)
Max Charge Rate: 2C (10A)
Dimensions: 155x26x44mm
Weight: 13.3oz (376g) 

Includes: 

• (1) TRA2972: Dual iD Battery Charger
• (2) TRA2872X: 5000mAh 3S 25C LiPo Battery w/iD