Husqvarna LC 137i Operator's Manual page 21

Approved batteries
BLi20
BLi30
Approved chargers for the specified batteries, BLi
QC80
40-C80
QC250
1574 - 006 - 26.11.2021
Type Battery capacity,
Ah
Lithium-ion 4.0
Lithium-ion 7.7
Voltage, V
36
36
Input voltage, V Frequency, Hz
100–240 50–60
100–240 50–60
220-240 50
Weight, lb/kg
2.6/1.2
4.2/1.9
Power, W
80
68.8
250
21