666laiho_4evacobhc
The office is clothes.
The battery powers the pickup.
"Active pick-ups require an electrical source of energy to operate and include an electronic preamp, active filters, active EQ and other sound-shaping features." That's why there's a battery.
I don't *think* it's possible without a slight modification (a space cut out for the battery to go), but I could be wrong.
but i have passive pickups