This tool is for testing the condition of dual telephone line jack. Multi-color LED indicator light alerts to okay line, reversed line, AC Voltage present and dead line. Fits in shirt pocket.
- Dual telephone line tester than troubleshoots common problem conditions with standard single or dual-line telephone hook-ups.
- Compact unit easily plugs into any single or dual-line telephone jack.
- Tests for three wirring conditions: correct, reversed and AC voltage presence.
- Battery: AA(1.5V) (Not included)
สนใจติดต่อสอบถามราคา และรายละเอียดสินค้า Dual Telephone Line Tester
หรือเครื่องมือช่างอื่น ๆ เพิ่มเติม T. 02-3213501, 02-7210560, 081-7345965,
090-9856646 Email : [email protected]
This website uses cookies (Learn more) and has a privacy policy (Learn more).