Features:1. Multi-level fixed battery card slot for battery measurement of various specifications.2. Measureable battery various button batteries, AA, AAA, 9V square battery and rechargeable battery, etc.3. Can measure whether the battery is fully charged4. Small body and it is convenient to carry.5. This is a must-have tool in your life to help you measure battery power.Specification:Condition: 100% Brand newSize: Approx. 90 x 60mm / 3.5 x 2.4inPackage List:1 x Battery TesterThe color of the indication is as follows:Red (RE-PLACE replacement or RE-CHARGE charging): If the indicator pin points to this block, the battery under test needs to be replaced or recharged, that is, the battery is basically unusable;Yellow LOW: The battery is very low, but some appliances can also be used.Green (GOOD): The battery is fully chargedNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..