Differences in the handling of battery technologies
Differences
| Comparison | NiCd | NiMH | Li-Ion |
|---|---|---|---|
| Self-discharge per month | 20% | 25% | 3-5% |
| Classic memory effect | Yes | No | No |
| Lazy battery effect | Yes | Yes | No |
| Ability to function at frost temperatures | At -18 °C, still 40% capacity = still functional | At -15 °C, 0% capacity = no longer functional | At -20 °C, still 50% capacity = functional |
| Storage at frost temperatures | to -20 °C without damage | to -20 °C without damage | to -20 °C without damage |
| Storage time without recharging, used battery | up to 6 months | up to 6 months | up to 24 months |
| Optimum storage temperature | 5-15 °C | 5-15 °C | 5-15 °C |
| Battery protection ECP | No | No | Yes |