Dual Channel Digital Battery Charger for Sony NP-F330, NP-F530, NP-F550, NP-F570, NP-F730, NP-F730H, NP-F750, NP-F770, NP-F930, NP-F950, NP-F960, NP-F970, 2NP-F970/B, NP-F970/B InfoLithium L Series Battery