Specification: 1. Model: CellMeter-7 2. Color: mainly black. 3. Shell material: durable hard plastic. 4. Battery types : Li-ion / LiPo / LiFe / NiCd / NiMH. 5. Precise Measurement of 1-7 cell voltages. 6. Monitor the voltage of individual cells. 7. Pack voltage range: 3.3 - 24.0 Volts. 8. Cell voltage range: 0.5 - 5.0 Volts. Package includes: 1 x Battery Capacity Checker