Professional 4-in-1 Lithium-ion Battery Optical Power Meter & Network Cable Tester
Precision-engineered with a high-sensitivity optical power meter for accurate fiber optic signal measurement (±0.2dB). Features a built-in 2000mAh lithium-ion battery for extended fieldwork. Industrial-grade fault locator detects breaks, shorts, and miswires in Ethernet cables up to 300m. Includes RJ45/RJ11 auto-identification for effortless network diagnostics. Ultra-compact ABS housing with shock-resistant rubber edges. Ideal for telecom engineers, data center maintenance, and home network installations. Dual-function LED display shows real-time optical power (dBm/mW) and cable length simultaneously. Auto-sleep mode conserves battery during storage. Direct bulk pricing available. Ships globally with wholesale discounts for large orders.