Manual: Cen Tech P30756 Digital Multimeter

According to the original safety instructions, you must observe these rules to avoid electric shock or meter destruction:

Keep this guide bookmarked. Replace your 9V battery annually. And never, ever try to measure the resistance of a live outlet. With respect and basic knowledge, your Cen Tech P30756 will last for years. cen tech p30756 digital multimeter manual

Before turning the dial, you must identify every part of the multimeter. Refer to the diagram in the original : According to the original safety instructions, you must

A: No. The P30756 does NOT have a dedicated continuity buzzer. You must use the 200Ω resistance range – a reading close to 0 means continuity. According to the original safety instructions

As of 2025, Harbor Freight has consolidated support. Since the P30756 is discontinued, your best options are: