The Garmin Delta replacement dog collar battery is long-lasting and rechargeable.  The lithium-ion battery lasts about three months per charge on average. Replace an existing dog collar battery or keep a spare ready to go for longer training sessions.

Battery Specifications

• 4.2 Volts
• 400 mAh (amperage)
• 1.68 Wh (watt hours)

Works with the following Garmin transmitters

• Delta 
• Delta Sport
• Delta Upland
• Delta XC
• Delta Sport XC
• Delta Upland XC

Box Includes

• Li-Ion Battery
• Screwdriver