Compatibility-- The 15V power adapter compatibles with Viking jump starter 62749 64412 56797 56798 compact power pack car jump starter harbor freight 12 Volt lithium ion 12v battery charger K15S150100U model Specification--Input: AC 100V-240Volt 50-60HZ Output: DC 15V Max 1A, power cord for Viking jump starter 62749 ac adapter. Cord Length: 5 Ft longer cord enough to use the charger for Viking jump starter 64412 power cord any situation Reliability--AC-DC adapter for Viking battery charger 56797 has been checked multiple times and CE/FCC certified charger compatibles with 15V battery car jump starter. OVP: Over Voltage Output Protection. OCP: Over Current Output Protection. SCP: Short Circuit Output Protection Durability--AC power adapter for harbor freight 12 volt lithium ion is made of robust quality material and has been well checked by the manufacturers. It meets OEM standard for long lasting use. This charger for Viking jump starter 56798 is small enough for travel, it's easy to carry What You Get--1 Piece 15V power adapter for Viking jump starter. If you have any questions before you order, please contact us, we will reply as soon as possible within 24 hours 15V 1A Charger for Viking 62749 64412 56797 56798 Car Jump Starter