BATT CHARGER, LI+, 1-4CELL, 20VQFN; Battery Type:Li-Ion; Input Voltage:24V; Battery Charge Voltage:16.8V; Charge Current Max:4.219A; Battery IC Case Style:QFN; No. of Pins:20; No. of Series Cells:4; Operating Temperature Range:0°C to +125°C; MSL:MSL 2 - 1 year; SVHC:No SVHC (19-Dec-2011); Base Number:24726