OnCourse SiRF-Star-III GPS battery replacement 3.7v
Replacement OnCourse SiRF-Star-III battery, rechargeable 3.7v 1800mAh GPS batteries at low price

• OnCourse SiRF Star III battery

Charge your new GPS battery when it arrives and before using it for the first time, it will take up to ten charges and use in the equipment before its able to take a full capacity charge, this is normal for all rechargeable batteries. If the batteries are not being used for long periods then also recharge them every eight weeks to keep the cells fresh

Known to fit the OnCourse SiRF-Star-III GPS system
Battery Type: Li-ion
Voltage: 3.7V
Compatible with original chargers and OEM equipment.
Battery Capacity: 1800mAh (Extended battery for longer life)
The Ah (Amp Hour) Rating is the storage (or fuel) of the battery, the higher it is the longer the battery lasts between charges, bit like petrol in your car so a higher or lower one makes no different to the performance, just the length of time you can use the battery for between charges.
Colour: N/A