1) The battery pack is for TS-117012 only  
2)Electromagnetic Induction rechargeable battery pack for Wii Remote 
3) With protect circuit and PTC to avoid over voltage , over heat             
Specification: Net weight: 40 grams  Dimensions: 36 X 19 X 88 mm  Output Voltage: 2.4V (Ni-MH battery direct output)  Capacity: 700mAH   Battery Type: NI-MH