★Battery type: 2x AA batteries, 2x 1.5V AA batteries
★Battery Holder Switch Function: AA battery holder with ON/OFF switch
★Cable cores: 2 aa battery holder with cable cores, tinned cable end; Wire Length: 5.7"/14.5cm; Cable Diameter (count inside the PVC insulation around the wire): 0.0393"/1mm; Cable color: red and black
★AA Battery Case Dimensions: 6.88cm x 3.4cm x 1.8cm (2.708 x 1.34 x 0.708 inch) (L*W*H)
★Package Content: 10 Pack 2 x1.5V AA Battery Holder,10pcs Crocodile Clips