TECMATE 3807-0597 TM391 Optimate™ Lithium LFP 4S 6A Battery Charger Optimate™ Battery Charger - Lithium Helmets it's that it really likes

it's that it really likes a large 2-into-1 style collector

cam shaft etc together on the bench

Accepts OEM style switches and wiring

Thin socket measures only 9/32" deep and 5/8" tall

Material Copper Units Set of 2 Style FA-V Series Weight 9

TECMATE 3807-0597 TM391 Optimate™ Lithium LFP 4S 6A Battery Charger Optimate™ Battery Charger - Lithium Helmets it's that it really likesFeatures Fully Automatic 12. 8V 13. 2V lithium (LFP) battery saving, charger, tester and maintainer Delivers up to 6A charge current; Ampmatic technology lowers charge rate for smaller lithium batteries Multi step program saves from 0. 5V, then charges and balances cells within the battery quickly and efficiently Push button reset for Battery Management System (BMS) on smart lithium batteries Includes TUNE stable power supply mode for troubleshooting