The Battery Checker is a handy device made of durable plastic material that allows you to quickly and easily check the health of your batteries. Simply activate the analyzer by placing the battery in the appropriate position, and the tester will begin to show you your battery's condition. Features -Color:Black -Material:Plastic -Size:9.50X7.00X1.40cm/3.73X2.75X0.55in -Suitable for D/ C/ N/ AA/ AAA/ 9V/ Button Battery. -Constructed from plastic material for durability and longevity, ensuring use. -Activated by the battery being checked, making it easy and convenient to use. -Provides accurate and reliable readings of your battery's health, giving you peace of mind. -Shows whether the battery is in poor, weak, or good condition of voltage, allowing you to take appropriate action. -Helps you determine when it's time to replace your battery, saving you money in . Package list: 1 x Measuring Battery Checker