Fully discharge with each use, or before storing.

Fully charge before first use.

May need to be cycled 2-3 times to reach rated capacity.

• Popular, older technology-based battery
• Offers good performance
• Less Expensive
• Durable; retains capacity at extreme temperatures
• Tolerates deep discharge for long periods
• Highly prone to memory effect

Fully cycle battery 3 times before initial use, or if the battery has not been used for several weeks.

• Provides up to 30% more talk time than NiCd batteries
• Important to condition a new NiMH battery
• Less expensive than Li-lon
• Susceptible to slight memory effect, but less prone than NiCd batteries

Recharge after each use.

• 20-35% lighter than NiMH or NiCad
• Prolonged Lifetime
• No memory effect
• Benefits from initial conditioning of battery
• Higher-priced

• Slow loss of charge when not in use
• Could damage by overcharging
• Should be charged often