Compatible With:TM504G, TM504H, TM5x2G, TM6, TM602G, TM602H, TM604G, TM608G, TM6x2G, TM7, TM702G, TM722G, TM7x2G, TM8, TM802, TM802G, TM804G, TM822G
Specification:Voltage:7.4V,Capacity:4400mAh/32.56Wh,Size:144.60 x 46.65 x 30.76mm,Weight:394.0g
High capacity circulation function, perfect replace your original batteries.
Quality Certification: ROSH, CE and UL triple certification. No memory effect, over-charge, over-discharge, over-heat, over-current and short-circuit protection
If your wireless device's cruising time is significantly reduced, you should replace the battery.