Battery Tester in LCD display

BatteryTester in LCD display Model No.: BC-2110This battery checker/tester is characterized at: * digital display of voltage in LCD, , maximum reading 19.99V +/- * with push-on testing button for operating power saving * auto polarity * low battery indicating * check power status of battery as below:[1] all size 1.2V rechargeable battery [2] all size 1.5V battery: AA. AAA. C, D, N etc. [3] all size 3V button cell - lithium battery [4] 9V batteryPower-status reference data:For 1.2V rechargeable battery: Good: Voltage > 1.1V Weak: 1.0V < voltage < 1.1V Fail: Voltage< 1.0VFor 1.5V battery: Good: Voltage > 1.4V Weak: 1.2V < voltage < 1.4V Fail: Voltage< 1.2VFor 3V button cell - lithium battery: Good: Voltage > 2.9V Weak: 2.6V < voltage < 2.9V Fail: Voltage< 2.6VFor 9V battery: Good: Voltage > 8.3V Weak: 7.9V < voltage < 8.3V Fail: Voltage< 7.9VPower Supply: 1.5V (AAA) x 2 Size: 88 x 45 x 30 mm Weight: Approx. 110g (battery included) Case Colors: Dark Gray Packing: Blister card