The Watson NP-F550 Lithium-Ion Battery Pack works with the same cameras as the Sony NP-F550. This replacement battery pack features a capacity of 2200mAh and 7.4V of output power. Small and lightweight, lithium-ion batteries can be charged or discharged at any time without developing memory effects.The Watson NP-F770 Lithium-Ion Battery Pack works with the same cameras as the Sony NP-F770 and NP-F750. This replacement battery pack features a capacity of 4400mAh and 7.4V of output power. Small and lightweight, lithium-ion batteries can be charged or discharged at any time without developing memory effects.The Watson NP-F970 High-Capacity Lithium-Ion Battery Pack works with the same cameras that use Sony NP-F970 series batteries. This battery pack features a capacity of 10,050mAh, 7.4V of output power, and 74.37 watt hours. It is well suited for powering L-series compatible light fixtures for extended lengths of time. Small and lightweight, lithium-ion batteries do not suffer from memory effects due to charging a partially discharged battery.The Watson NP-F975 Lithium-Ion Battery Pack works with the same cameras as the Sony NP-F970 series batteries. This replacement battery pack features a capacity of 7800mAh, 7.4V of output power, and 57.72 watt hours. Small and lightweight, lithium-ion batteries can be charged or discharged at any time without developing memory effects.
