For 1 to 4 cell battery packs
MTO Battery Smart Charger
Output: 3.7V, 7.4V, 11.1V, and 14.8V (1-4S)
Approximate Dimensions: 5.00" x 1.80 x 1.38"
Weight: .45lb
Connector: Alligator Clips
Fuse Protection: Yes
Output Current: 1A
This item is intended for use with MTO Battery Li-Ion train battery packs