Chauvin Arnoux P01102037 Continuity Kit. TThese accessories are useful to complete the 1P, 3P and 4P earth kits by adding stakes, reels of different lengths and colours, sets of reel winders and terminal/spade-lug adapters. The 100m resistivity add-on can complete a 3P earth kit with 2 cable reels and 2 stakes. The continuity kit comprises 4 x 4mm banana cables, 4 crocodile clips and 2 test probes.