The Garmin Asto DC 40 is the transmitter that relays the dog's position to the handler's Garmin Astro 220 and Garmin Astro 320. The Astro collar gives location updates as often as every five seconds.
Each DC 40 Comes With:
Car charger cableWall charger cableOne collar charging cradle and clipQuick Start Manual
Features:
Compatible with original Astro 220 and 320 handheld receiverComplete stand-alone collar transmitter unitCollar strap fits neck sizes between 12 and 20 inchesK9 metal collar buckleRugged IPX7 waterproof standardsUser replaceable Li-Ion battery pack (rechargeable)User replaceable strap with antennasRugged on/off power buttonBattery life: 17 hours with 5 second update rateWeight: 8.5 ounces with battery packRange: up to 9 miles (line of sight)Electronics case is 3.25" wide x 1.75" height x 1.40" deep11 inch Whip style antennaSlim profile GPS antenna
One Year Consumer Limited Warranty:
Our non-aviation products are warranted to be free from defects in materials or workmanship for 1 year from the date of purchase. Within this period, Garmin will, at its sole option, repair or replace any components that fail in normal use. Such repairs or replacement will be made at no charge to the customer for parts or labor, provided the customer shall be responsible for any transportation cost. This warranty does not apply to: (i) cosmetic damage, such as scratches, nicks and dents; (ii) consumable parts, such as batteries, unless product damage has occurred due to a defect in materials or workmanship; (iii) damage caused by accident, abuse, misuse, water, flood, fire, or other acts of nature or external causes; (iv) damage caused by service performed by anyone who is not an authorized service provider of Garmin; (v) damage to a product that has been modified or altered without the written permission of Garmin; or (vi) damage to a product that has been connected to power and/or data cables that are not supplied by Garmin. In addition, Garmin reserves the right to refuse warranty claims against products or services that are obtained and/or used in contravention of the laws of any country.
Click here - Garmin Astro DC-40 Battery Replacement Manual.