Sony NP-QM71D Super Quick High Capacity InfoLithium Camcorder Battery for DCRDVD301 & HDRSR1
Sony's NP-QM71D InfoLithium M Series Battery provides up 250 minutes of continuous recording time. And with SQ technology, you can recharge your NPQM71D battery in 54 minutes (requires ACSQ950D AC/DC Dual M Charger). This new battery includes a power level display which with a single touch displays the power level remaining on the battery.