The CHEK-A-CELL is a digital tester for 6 volt or 12 volt sealed lead acid batteries, ranging in size from 1 Amp Hour to 10 Amp Hours. These types of batteries are often used for backup power in Emergency Lighting, Security Systems, and Uninterruptible Power Supplies (UPS). They are also used as a power source in many portable house- hold appliances and power tools.
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