About this replacement
Designed for TECPRO, NTi, RENISHAW devices. Compatible models include TW408, Audio Exel XL2, XL2, XL2 Analyzer, XR20-W, XR20 rotary axis calibrator, XM-60 multi-axis calibrator, XM-600 multi-axis calibrator. Replacement part numbers include 600 000 337, LIP-009, A-9920-0330. Key specifications: 3.7V, 1800mAh, Li-Polymer.