External Battery Charger straps/buckles this family of telescopes provides

this family of telescopes provides best in class durability

(Requires splicing into original hose)

See picture showing maximum bend angle for J2 terminals to engage battery compartment spring plates (15-30 degrees)

Battery is probably bad if during the charge cycle the light never turns red ( stays green)

make sure the master on/off button is off

External Battery Charger straps/buckles this family of telescopes providesCharge your 12 volt sealed lead acid batteries outside of the M4 battery compartment with this external battery charger. Includes the M4 fully automatic solid state battery charger with slip on +(red) and (black) J2 connectors. Battery charges in 8 hours or less. Indicator light is red when charging and turns green when fully charged. After a full charge is attained, charger automatically shifts to long term maintenance ( trickle) mode and can be left