HP LaserJet 3015 - Manual (Page 125)

HP LaserJet 3015 all-in-one battery
Battery material Polycarbon Monoflouride Lithium
Battery type Button or coin cell battery
Quantity per device 1
Weight Approximately 1 gram
Lithium type Solid
Battery manufacturers Rayovac of Madison, Wisconsin, USA; and
Panasonic of Secaucus, New Jersey, USA.
ENWW HP LaserJet 3015 all-in-one battery 115